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A2 verb 12分で読める

greffer

練習する例文メモとヒント greffer 30秒で

解説 greffer in your Level:

At the A1 level, you only need to know that 'greffer' is a verb used by doctors and gardeners. It means to put one thing onto another so they stay together. You might see it in a very simple story about a doctor helping a patient or a grandfather working in his garden. Think of it as 'attaching' something living. At this stage, just focus on the basic 'je greffe' (I graft) and understand that it involves two things becoming one. You don't need to worry about the figurative meanings yet. Just remember: Doctor + Skin = Greffer, or Gardener + Tree = Greffer. It is a regular verb, so it follows the same rules as 'parler' or 'manger.' If you can say 'Je mange une pomme,' you can say 'Il greffe un arbre.' Keep it simple and focus on the physical action of joining two parts. You might also hear the noun 'une greffe' (a graft), which is the result of the action. Even if you don't use it yourself, recognizing it in a simple medical or nature context is a great start. Always remember that it's a positive action aimed at growth or healing. In your mind, associate it with a band-aid or a piece of tape that helps something grow, but in a permanent, biological way. Practice the sound: 'greh-fay.' It's easy to say and very useful if you ever need to talk about basic health or plants.

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At the A2 level, you can start using 'greffer' in more complete sentences. You should understand that it usually takes a direct object (what you are grafting) and a prepositional phrase starting with 'sur' (where you are putting it). For example, 'Le jardinier greffe une fleur sur la plante.' You also start to learn about the passé composé, so you should be able to say 'Le médecin a greffé de la peau.' This is also the level where you might encounter the reflexive form 'se greffer' in a simple way, like 'Une idée s'est greffée sur mon projet.' This means an idea was added. You are moving beyond just 'doctor' and 'garden' and seeing how the word can describe adding things in everyday life. You should be able to describe a simple process using this word. For instance, if you are talking about building something, you could say 'On va greffer une petite pièce à la maison.' You are also learning to distinguish 'greffer' from 'ajouter.' While 'ajouter' is just adding, 'greffer' implies that the new part becomes a real part of the old part. It's a bit like the difference between putting a sticker on a car (ajouter) and welding a new door onto it (greffer). Focus on these physical and slightly abstract additions. Practice using 'sur' correctly, as it is the most common preposition used with this verb. You can also start to recognize the noun 'un greffon,' which is the small piece being grafted. This will help you understand more detailed descriptions of gardening or simple medical procedures.

At the B1 level, you are expected to use 'greffer' with more confidence in both its literal and figurative senses. You can participate in discussions about health, environment, or work and use this verb to add nuance. For example, you might discuss the ethics of 'greffer des organes' or the importance of 'greffer des arbres' to preserve biodiversity. In a professional context, you can use 'se greffer' to describe how meetings or tasks are added to your schedule. You should be comfortable with various tenses, including the future ('ils grefferont') and the imperfect ('il greffait'). You also start to see the word used in news reports or articles. You might read about how a new social movement 's'est greffé' onto a political protest. This shows you understand that 'greffer' implies a connection where the new part depends on or draws energy from the existing part. You can also use the word to describe technical additions, like 'greffer un port USB sur un vieil ordinateur.' Your vocabulary is expanding, so you can compare 'greffer' with 'insérer' or 'intégrer.' You understand that 'greffer' carries a more organic or structural connotation. When you use 'se greffer,' remember to use the auxiliary 'être' in the past: 'Une nouvelle réunion s'est greffée.' This is a key grammatical point at this level. You are also becoming more aware of the noun forms like 'le greffage' (the process) and 'la greffe' (the transplant). Using these correctly shows a good command of the word family.

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At the B2 level, you can use 'greffer' to express complex ideas about integration and evolution. You understand the metaphorical depth of the word. For instance, you might analyze how a foreign culture's traditions 'se greffent' onto a local society, creating something new. In a business or technical argument, you can use 'greffer' to describe the modular nature of a project: 'Nous pouvons greffer des fonctionnalités supplémentaires au fur et à mesure.' This shows you understand the strategic use of the word. You are also proficient in using the passive voice to discuss medical or technical procedures with a degree of formality: 'Cette technique permet de greffer des tissus sans rejet.' You can discuss the 'rejet de greffe' (graft rejection) as a concept in both medicine and social integration. Your grammar should be precise, using the subjunctive if necessary: 'Il est important qu'on greffe ces branches avant l'hiver.' You also recognize the word in more sophisticated literature or high-level journalism, where it might describe how a secondary plot 'se greffe' onto the main narrative of a novel. You can explain the difference between 'greffer' and 'amalgamer' or 'fusionner.' While 'fusionner' means two things become a single new thing, 'greffer' implies one thing is added to a dominant host. This level of precision is what defines a B2 learner. You should also be able to use the word in the context of 'greffe de cheveux' (hair transplant) or 'greffe de cornée' (cornea transplant) in detailed discussions about health and beauty.

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At the C1 level, your use of 'greffer' is nuanced and stylistically appropriate. You can use the verb to describe subtle philosophical or sociological phenomena. For example, you might write an essay on how modern technology 'se greffe' onto human biology, changing our perception of the self. You understand the literary value of the word and can use it to create vivid imagery. Instead of saying 'he joined the conversation,' you might say 'il a tenté de greffer son discours sur le leur,' implying a slightly forced or technical attempt to connect. You are fully aware of the historical and technical roots of the word and can use it in highly specialized contexts, such as talking about 'le porte-greffe' (rootstock) in a deep dive into oenology. Your grammatical control is near-perfect, allowing you to use the word in complex sentence structures, including the gerund or the past anterior. You can also play with the word's connotations—using it to describe something that feels artificial or 'stuck on' versus something that has successfully 'pris' (taken hold). You understand the phrase 'la greffe a pris' (the graft took hold/was successful) and can use it metaphorically to describe a successful social policy or a business merger. You are also sensitive to the register; you know when 'greffer' sounds too technical and when its metaphorical weight is exactly what is needed to elevate your speech or writing. You can engage in debates about bioethics or urban planning, using 'greffer' to describe the addition of new structures to old city centers.

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At the C2 level, 'greffer' is a tool you use with total mastery and creative freedom. You can use it in puns, sophisticated metaphors, and high-level academic writing. You might use it to describe the 'greffe' of different linguistic layers in a dialect or the way a philosopher 'greffe' their ideas onto a predecessor's work to both honor and subvert it. You have a deep understanding of the word's etymology from the Greek 'graphion' (stylus), which links the act of grafting to the act of writing—both being ways of leaving a mark or inserting a new 'script' into a living system. This level of insight allows you to use 'greffer' in ways that native speakers find impressive. You can navigate the most technical medical journals or the most abstract literary criticism where 'greffer' appears. You are comfortable with all its derivatives and can use them to describe the 'caractère greffé' of a hybrid identity or a postmodern building. You can discuss the nuances of 'auto-greffe' versus 'allogreffe' in a medical debate without hesitation. In your own writing, 'greffer' becomes a way to describe the complexity of life and growth, where nothing is purely isolated but everything is a result of various 'grafts' and 'attachments.' You use the word with an awareness of its full history, from the ancient orchards of the Mediterranean to the cutting-edge labs of the 21st century. Your ability to use 'greffer' to bridge the gap between the biological and the intellectual is a hallmark of your C2 proficiency.

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練習する例文メモとヒント

greffer 30秒で

Greffer is a versatile verb primarily used for medical transplants and botanical grafting.
It is a regular -er verb, making it easy to conjugate for French learners of all levels.
The figurative use, 'se greffer sur,' is common for adding ideas or tasks to a project.
Always remember to use the preposition 'sur' or 'à' when indicating where something is being attached.

The French verb greffer is a fascinating term that bridges the worlds of nature, medicine, and abstract logic. At its core, greffer means to take a part of one entity and attach it to another so that they grow together or function as one. Historically, the word finds its roots in the botanical world. Imagine a gardener in the French countryside in the 18th century; they would take a small shoot from a high-quality fruit tree and insert it into the trunk of a hardier, more resilient tree. This act of grafting is exactly what greffer describes in its most literal sense. Over time, as science progressed, the word migrated into the medical field. In a modern hospital setting, when a surgeon performs a skin graft or an organ transplant, they are using the verb greffer. It implies a high level of technical skill and a biological union between the donor tissue and the recipient body. Beyond these physical applications, the word has blossomed into a rich figurative life. In professional or social contexts, you might hear someone talk about one project being 'grafted' onto another. This suggests that a new idea or task has been added to an existing structure, often somewhat spontaneously or as an afterthought. For example, if a company is already building a website and decides to add a mobile app component halfway through, that app might be described as being 'greffé' onto the original plan. The word carries a connotation of integration; it is not just putting two things side by side, but making them part of the same system. In everyday conversation, it can even describe people. If a group of friends is going to the cinema and a colleague asks to join at the last minute, that colleague is 'se greffant' (grafting themselves) onto the group. It is a versatile, precise, and evocative verb that English speakers often translate as 'to graft,' 'to transplant,' or 'to attach,' depending on the context.

Botanical Context: The primary use in gardening to combine plant species for better fruit production.

Le jardinier doit greffer le cerisier au printemps pour assurer une bonne récolte.

Medical Context: The surgical procedure of transplanting living tissue or organs from one person to another.

Les médecins ont réussi à greffer un nouveau rein au patient hier soir.

Figurative Context: Adding an element to a pre-existing structure or event, often in a way that feels secondary.

Une nouvelle réunion s'est greffée sur mon emploi du temps déjà chargé.

Il est possible de greffer un module supplémentaire à ce logiciel.

On peut greffer une extension à la maison pour créer une chambre de plus.

Using greffer correctly requires understanding its grammatical construction, which is quite straightforward as it is a regular first-group verb ending in -er. In its most basic transitive form, you 'greffer' something (the graft) onto something else (the host). The preposition 'sur' is your best friend here. For example, 'Il greffe une branche sur l'arbre.' In the medical realm, the structure remains the same: 'Le chirurgien greffe de la peau sur la brûlure.' However, you will frequently encounter the passive voice or the reflexive form. When discussing medical outcomes, one might say, 'L'organe a été greffé avec succès,' focusing on the object rather than the surgeon. The reflexive form 'se greffer' is particularly useful for English speakers to master because it covers many scenarios where we might use 'to be added' or 'to join in.' If you are at a party and more people arrive, you could say 'D'autres invités se sont greffés à la fête.' Notice the use of 'à' here instead of 'sur' in some social contexts, though 'sur' remains common for logical attachments. When conjugating greffer, remember that it follows the standard pattern for -er verbs: je greffe, tu greffes, il greffe, nous greffons, vous greffez, ils greffent. In the passé composé, it uses the auxiliary 'avoir' (j'ai greffé), unless it is the reflexive 'se greffer,' which uses 'être' (je me suis greffé). This distinction is vital for accurate French communication. Furthermore, pay attention to the nuance of the direct object. You can greffer the material (the skin, the branch) or, in a more general sense, the recipient (greffer un patient). However, 'greffer un patient' usually implies the whole procedure. It is also worth noting that in technical or computing contexts, greffer is used to describe adding plugins or modules. 'Nous allons greffer une interface de paiement sur le site' sounds professional and precise. By mastering the preposition 'sur' and the reflexive 'se greffer,' you can move from basic gardening descriptions to complex discussions about surgery, technology, and social dynamics.

Transitive Use: Subject + greffer + Object + sur + Recipient. Used for physical or technical attachments.

Elle a décidé de greffer une nouvelle idée sur le projet existant.

Reflexive Use: Subject + se greffer + sur/à + Target. Used when something joins or attaches itself to something else.

Des complications peuvent se greffer sur une maladie déjà grave.

Technical Use: Used in engineering and software to describe adding components.

L'ingénieur veut greffer un capteur sur le moteur.

Ils vont greffer un nouveau paragraphe au contrat.

Peut-on greffer cette fonction sur l'application ?

In daily French life, the word greffer pops up in more places than you might expect. If you are watching the evening news (le JT), you might hear it during a health segment. France has a very sophisticated medical system, and discussions about 'le don d'organes' (organ donation) and 'les greffes' (transplants) are common. You will hear surgeons being interviewed about 'greffer un cœur' or the challenges of 'greffer de la moelle osseuse' (bone marrow). It is a word that carries weight, respect, and scientific progress. Switch the channel to a documentary about the French countryside, and you will hear farmers and 'pépiniéristes' (nursery gardeners) discussing the art of 'le greffage.' This is a point of pride in French viticulture and orcharding, where specific varieties of grapes or apples are greffés onto ancient rootstocks to preserve heritage flavors while ensuring plant health. In a more modern, urban setting, listen to office chatter or business podcasts. French professionals love the metaphor of 'se greffer.' You might hear a manager say at the end of a meeting, 'Si vous avez des questions, elles pourront se greffer sur la discussion de demain.' This implies that the questions aren't the main topic but can be naturally attached to the next scheduled talk. In politics, journalists often describe how 'un amendement s'est greffé sur la loi,' meaning a small change was added to a larger bill during the legislative process. Even in casual social circles, if you are planning a road trip and a friend asks to come along for just one leg of the journey, they might say, 'Je peux me greffer à vous pour le trajet jusqu'à Lyon ?' It implies a temporary or secondary attachment to an existing plan. You will also find it in literature and philosophy, where authors like Balzac or modern thinkers use it to describe how cultures or ideas merge. It is a word that feels both technical and organic, making it a favorite for those who want to speak French with a bit more precision and flair. Whether in the sterile environment of an operating room, the muddy rows of a vineyard, or the sleek offices of La Défense, greffer is a verb that signifies connection and growth.

News & Media: Common in medical reporting and scientific breakthroughs.

Le reportage explique comment greffer des tissus synthétiques.

Professional Environment: Used for adding tasks, ideas, or people to existing projects.

Nous allons greffer cette nouvelle tâche sur le planning actuel.

Agriculture & Nature: Essential vocabulary for wine-making and fruit farming.

Il faut greffer les vignes pour résister aux maladies.

Les pépiniéristes savent comment greffer différentes variétés.

Le saviez-vous ? On peut greffer une tomate sur une pomme de terre !

One of the most common pitfalls for English speakers when using greffer is confusion with the English word 'graft' in its political or illegal sense. In English, 'graft' can refer to corruption or bribery, especially in politics. In French, greffer never has this meaning. If you want to talk about political corruption, you should use words like 'la corruption' or 'le détournement de fonds.' Using greffer in this context will lead to total confusion. Another frequent error involves the prepositions. Many learners try to use 'avec' (with) because they think of grafting one thing 'with' another. However, in French, you almost always greffer something 'sur' (onto) or 'à' (to) something. For example, 'Il a greffé le rosier sur l'églantier' is correct, while 'avec l'églantier' sounds unnatural. There is also a subtle distinction between 'greffer' and 'transplanter.' While they are often synonyms in medicine, 'transplanter' is more commonly used for whole organs (like a heart or kidney), whereas 'greffer' is the preferred term for tissues (like skin, bone marrow, or corneas), although 'greffer un organe' is still perfectly acceptable. Learners also struggle with the reflexive 'se greffer.' It is important to remember that 'se greffer' implies an action that happens to the subject or is initiated by the subject in a metaphorical sense. If you say 'Le problème a greffé,' it is incorrect; you must say 'Le problème s'est greffé sur la situation.' The 'se' indicates that the problem attached itself. Lastly, be careful with the pronunciation. The double 'f' is not pronounced differently than a single 'f,' and the final 'er' sounds like 'ay' (IPA: /ɡʁe.fe/). Some beginners mistakenly try to pronounce the 'r' at the end of the infinitive, which is a classic mistake for -er verbs. Avoid these errors, and you will sound much more like a native speaker.

The 'Corruption' Trap: Never use 'greffer' to mean bribery or political corruption. Use 'corruption' instead.

Incorrect: Il y a beaucoup de greffe dans ce gouvernement. (Wrong meaning)

Preposition Errors: Use 'sur' or 'à', not 'avec'.

Correct: On a greffé un nouveau moteur sur la voiture.

Reflexive Omission: When an event adds itself to another, you must use 'se greffer'.

Correct: Une nouvelle difficulté s'est greffée au projet.

Attention: Ne pas confondre greffer et griffer (to scratch).

Évitez de dire : J'ai greffé avec mon ami. Dites : Je me suis greffé à mon ami.

To truly master greffer, it is helpful to see how it sits alongside its linguistic neighbors. The most direct synonym is 'transplanter.' While they are interchangeable in many medical contexts, 'transplanter' feels slightly more formal and is often used for moving entire plants or massive organs. If you move a tree from one hole to another, you 'transplante' it; if you attach a branch to it, you 'greffe' it. Another close relative is 'implanter.' This verb is used when something new is established in a place, like a new factory in a town or a dental implant in a jaw. 'Implanter' suggests a deeper, more permanent foundation, whereas 'greffer' focuses on the union of two different things. For a more casual or general sense of adding something, you might use 'ajouter' (to add) or 'insérer' (to insert). These lack the biological or structural 'merging' nuance of greffer but are safer if you are unsure of the technicality. In a figurative sense, 'se joindre à' (to join) or 's'annexer à' (to annex oneself to) can replace 'se greffer à.' 'S'annexer' is much stronger and implies taking over, while 'se greffer' is more about harmonious (or at least functional) addition. In the tech world, instead of 'greffer un module,' you might hear 'intégrer un module' or 'implémenter une fonction.' 'Intégrer' is very common and suggests making something a seamless part of the whole. Understanding these nuances allows you to choose the word that fits the exact 'vibe' of your sentence. If you want to emphasize the skill of the union, go with greffer. If you just want to say something was put there, go with ajouter.

Greffer vs. Transplanter: Greffer is about union/attachment; Transplanter is about moving the whole entity.

Greffer vs. Ajouter: Greffer implies integration; Ajouter is a simple addition without necessarily merging.

On peut ajouter du sucre, mais on greffe un tissu.

Le chirurgien va transplanter le cœur demain matin.

L'entreprise va implanter une nouvelle usine en Bretagne.

How Formal Is It?

フォーマル

"Le corps médical a procédé à l'acte de greffer le tissu hépatique."

ニュートラル

"Le chirurgien va greffer le patient demain."

カジュアル

"Je vais me greffer à votre soirée, ça vous va ?"

Child friendly

"Le jardinier soigne l'arbre en lui greffant une nouvelle branche."

スラング

"Il s'est greffé sur mon plan sans demander."

豆知識

The word 'grammar' and 'graph' share the same ancient root as 'greffer' because of this connection to writing instruments!

発音ガイド

UK /ɡʁɛ.fe/

US /ɡʁɛ.fe/

Stress is typically on the last syllable: gre-FFÉ.

韻が合う語

café marché aimé donné parlé été santé liberté

よくある間違い

Pronouncing the final 'r'.
Pronouncing the 'e' as a long 'ee' sound.
Confusing it with 'griffer' (to scratch), which has an 'i' sound.
Using an English 'graft' vowel sound.
Muffling the 'r' too much.

難易度

読解 2/5

The word is easy to recognize because it looks like 'graft'.

ライティング 3/5

Requires correct preposition use (sur/à) and reflexive agreement.

スピーキング 2/5

Regular -er pronunciation is simple for most learners.

リスニング 3/5

Can be confused with 'griffer' in fast speech.

次に学ぶべきこと

前提知識

un arbre un médecin ajouter sur la peau

次に学ぶ

transplanter un donneur une cicatrice la chirurgie la sève

上級

le cambium l'histocompatibilité le scion l'écussonnage la résilience

知っておくべき文法

Regular -er verb conjugation

Je greffe, nous greffons.

Reflexive verbs in passé composé use 'être'

Elle s'est greffée.

Agreement of past participle with reflexive pronouns

Elles se sont greffées (if 'se' is direct).

Prepositions after verbs of movement/attachment

Greffer sur + noun.

Passive voice construction

L'organe a été greffé.

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レベル別の例文

Le docteur va greffer de la peau.

The doctor is going to graft some skin.

Simple future with 'aller' + infinitive.

Il greffe un petit arbre.

He is grafting a small tree.

Present tense of a regular -er verb.

Je veux greffer une fleur.

I want to graft a flower.

Verb 'vouloir' followed by infinitive.

Elle greffe le rosier.

She is grafting the rose bush.

Direct object 'le rosier'.

Nous greffons dans le jardin.

We are grafting in the garden.

First person plural 'nous' ending in -ons.

Tu greffes bien !

You graft well!

Adverb 'bien' modifying the verb.

Ils greffent des pommes.

They are grafting apples.

Third person plural 'ils' ending in -ent.

C'est facile de greffer.

It is easy to graft.

Impersonal 'C'est' + adjective + de + infinitive.

On a greffé une branche sur le pommier.

We grafted a branch onto the apple tree.

Passé composé with 'avoir'.

Le chirurgien doit greffer un rein.

The surgeon must transplant a kidney.

Modal verb 'devoir' + infinitive.

Une nouvelle idée s'est greffée sur le projet.

A new idea was added to the project.

Reflexive 'se greffer' in passé composé.

Peux-tu greffer ce bouton sur ma veste ?

Can you attach this button to my jacket? (Note: figurative/simple use)

Interrogative form with 'Peux-tu'.

Ils vont greffer de la nouvelle herbe.

They are going to graft new grass (sod).

Futur proche.

Elle se greffe au groupe pour la sortie.

She is joining the group for the outing.

Reflexive present tense.

Il est possible de greffer plusieurs variétés.

It is possible to graft several varieties.

Adjective 'possible' + de + infinitive.

Nous avons greffé les tissus hier.

We grafted the tissues yesterday.

Time adverb 'hier' with passé composé.

Si la météo est bonne, nous grefferons les arbres.

If the weather is good, we will graft the trees.

Future tense in a 'si' clause.

Le patient espère qu'on pourra lui greffer un cœur.

The patient hopes that they can transplant a heart for him.

Subordinate clause with 'que' and future tense.

Une réunion imprévue s'est greffée à mon après-midi.

An unexpected meeting was tacked onto my afternoon.

Agreement of past participle with feminine subject 'réunion'.

Il faut greffer ces connaissances sur vos bases actuelles.

You must graft this knowledge onto your current foundations.

Metaphorical use of 'greffer'.

Le jardinier expliquait comment greffer avec succès.

The gardener was explaining how to graft successfully.

Imperfect tense 'expliquait'.

Des complications se sont greffées sur son état de santé.

Complications have added themselves to his health condition.

Reflexive verb with plural subject.

On peut greffer une extension à ce logiciel très facilement.

One can graft an extension to this software very easily.

Technical use of 'greffer'.

Elle a appris à greffer les vignes l'été dernier.

She learned how to graft vines last summer.

Verb 'apprendre à' + infinitive.

Il est impératif que le chirurgien greffe le foie immédiatement.

It is imperative that the surgeon transplants the liver immediately.

Subjunctive mood after 'il est impératif que'.

La greffe a pris, les tissus commencent à se régénérer.

The graft took, the tissues are starting to regenerate.

Using 'prendre' to describe a successful graft.

Plusieurs amendements se sont greffés sur le texte de loi initial.

Several amendments were grafted onto the initial legal text.

Political/legal context.

On ne peut pas simplement greffer une culture sur une autre.

One cannot simply graft one culture onto another.

Sociological metaphor.

Bien qu'il soit difficile de greffer ces espèces, il a réussi.

Although it is difficult to graft these species, he succeeded.

Conjunction 'bien que' + subjunctive.

Le module de paiement se greffera parfaitement à l'interface.

The payment module will graft perfectly onto the interface.

Future tense 'se greffera'.

En greffant ces branches, on obtient des fruits plus sucrés.

By grafting these branches, one gets sweeter fruits.

Present participle 'en greffant' (gerund).

Les chercheurs tentent de greffer des cellules souches.

Researchers are trying to graft stem cells.

Scientific context.

L'auteur greffe habilement une intrigue secondaire sur le récit principal.

The author skillfully grafts a subplot onto the main narrative.

Literary analysis context.

Il est rare qu'une telle greffe sociale réussisse du premier coup.

It is rare for such a social graft to succeed on the first try.

Complex noun phrase 'greffe sociale'.

Le philosophe se propose de greffer sa pensée sur l'existentialisme.

The philosopher proposes to graft his thought onto existentialism.

Reflexive 'se proposer de' + infinitive.

Les enjeux économiques se greffent désormais sur les préoccupations écologiques.

Economic stakes are now being grafted onto ecological concerns.

Complex sociological observation.

S'ils avaient greffé les plants plus tôt, ils auraient survécu au gel.

If they had grafted the plants earlier, they would have survived the frost.

Third conditional (Si + plus-que-parfait, conditionnel passé).

L'architecture moderne vient se greffer sur les vestiges du passé.

Modern architecture comes to graft itself onto the vestiges of the past.

Stylistic use of 'venir se greffer'.

Il a fallu greffer des protocoles de sécurité sur le système existant.

It was necessary to graft security protocols onto the existing system.

Impersonal 'Il a fallu' + infinitive.

La greffe de cornée a permis au patient de recouvrer la vue.

The cornea transplant allowed the patient to regain their sight.

Medical noun phrase 'greffe de cornée'.

Toute innovation technologique finit par se greffer sur notre quotidien.

Every technological innovation ends up grafting itself onto our daily lives.

Philosophical generalization.

L'hybridation culturelle résulte de greffes successives au fil des siècles.

Cultural hybridization results from successive grafts over the centuries.

Noun 'greffes' used in a historical sense.

On assiste à une greffe de l'intelligence artificielle sur le jugement humain.

We are witnessing a grafting of artificial intelligence onto human judgment.

Abstract noun phrase.

Il s'agit de greffer une éthique de la responsabilité sur le progrès scientifique.

It is about grafting an ethic of responsibility onto scientific progress.

Formal 'Il s'agit de'.

La greffe n'a pas pris, entraînant un rejet viscéral de la part de la population.

The graft did not take, leading to a visceral rejection from the population.

Metaphorical 'rejet' and 'greffe'.

Cette œuvre se greffe sur une tradition séculaire tout en la subvertissant.

This work grafts itself onto a centuries-old tradition while subverting it.

Literary and artistic criticism.

Peut-on greffer la démocratie sur des structures sociales féodales ?

Can democracy be grafted onto feudal social structures?

Political science inquiry.

La langue française s'est greffée sur des parlers locaux divers.

The French language grafted itself onto various local dialects.

Linguistic history context.

よく使う組み合わせ

greffer un organe

greffer de la peau

greffer un arbre

se greffer sur

greffe de moelle osseuse

greffe de cornée

porte-greffe

rejet de greffe

greffer un module

greffer un amendement

よく使うフレーズ

faire une greffe

— To perform a transplant or graft. It is the most common way to describe the action as a noun.

Le médecin a décidé de faire une greffe.

la greffe a pris

— The graft was successful and has started to grow or be accepted. It can be used for plants, skin, or social projects.

Bonne nouvelle, la greffe a pris sur le pommier !

donneur d'organes

— Organ donor. Essential for the context of 'greffer'.

Il porte une carte de donneur d'organes.

tissu de rechange

— Replacement tissue. Often used in lay terms for what is being grafted.

On utilise du tissu de rechange pour greffer la plaie.

greffer à vif

— To graft on living tissue, often implying a painful or direct process.

L'opération consiste à greffer à vif les nouveaux tissus.

se greffer à un groupe

— To join a group of people, often somewhat spontaneously.

Il s'est greffé à notre groupe d'amis pendant les vacances.

greffer par approche

— A specific botanical technique of grafting by bringing two plants close together.

Le jardinier préfère greffer par approche pour cette espèce.

greffer en écusson

— T-budding, a common method of grafting fruit trees.

La technique pour greffer en écusson est très précise.

une greffe osseuse

— A bone graft. Common in dental and orthopedic surgery.

Il a dû subir une greffe osseuse après son accident.

greffer un patient

— To perform a transplant on a patient.

Ils ont greffé le patient pendant six heures.

よく混同される語

greffer vs griffer

Means 'to scratch' (like a cat). Pronounced with an 'i'.

greffer vs griffonner

Means 'to scribble'. Similar start but different meaning.

greffer vs grever

Means 'to burden' (often financially). Sounds similar but very different.

慣用句と表現

"La greffe ne prend pas"

— Used when something new (a policy, a person in a company, a social change) fails to integrate.

Malgré ses efforts, la greffe ne prend pas avec sa nouvelle équipe.

neutral

"Se greffer sur le dos de quelqu'un"

— To attach oneself to someone, often in a parasitic or unwanted way.

Il s'est encore greffé sur mon dos pour finir son travail.

informal

"Une greffe de cerveau"

— A sarcastic way to say someone is acting stupidly and needs a new brain.

Toi, tu aurais bien besoin d'une greffe de cerveau !

slang/insult

"Greffer des ailes"

— To give someone the means to succeed or escape (rare/poetic).

Cet espoir lui a greffé des ailes.

literary

"Avoir la greffe facile"

— To be someone who easily joins in or adds things to projects.

Il a la greffe facile, il a toujours de nouvelles idées.

informal

"Une greffe de budget"

— Adding extra funds to a pre-existing budget.

On espère une petite greffe de budget pour finir l'année.

business

"Greffer le futur sur le passé"

— To build something new using old foundations.

Leur projet tente de greffer le futur sur le passé de la ville.

literary

"Se greffer une conscience"

— To suddenly start caring about ethics (often used sarcastically).

Il s'est greffé une conscience depuis qu'il est riche.

informal

"Greffer de l'espoir"

— To instill hope in a difficult situation.

Ses paroles ont greffé de l'espoir dans nos cœurs.

poetic

"Une greffe sauvage"

— An unauthorized or unplanned addition.

Cette publicité est une greffe sauvage sur le bâtiment.

neutral

間違えやすい

greffer vs transplanter

Both involve moving living things.

Transplanter is moving the whole thing; greffer is attaching a part to a host.

On transplante le sapin, on greffe le cerisier.

greffer vs implanter

Both involve putting something in a new place.

Implanter is about establishing; greffer is about biological union.

Implanter une usine vs greffer un cœur.

greffer vs insérer

Both involve putting one thing into another.

Insérer is mechanical; greffer is organic/integrative.

Insérer une carte vs greffer de la peau.

greffer vs fixer

Both mean to attach.

Fixer is external and mechanical; greffer is internal and growth-based.

Fixer un cadre vs greffer une branche.

greffer vs ajouter

Both mean to add.

Ajouter is simple addition; greffer implies the new part becomes part of the system.

Ajouter du sel vs greffer un module.

文型パターン

S + greffe + O

Le docteur greffe la peau.

S + a greffé + O + sur + N

Il a greffé une branche sur l'arbre.

S + se greffe + à + N

Une idée se greffe à mon projet.

Il faut que + S + greffe

Il faut qu'il greffe le rosier.

En greffant + O...

En greffant ces tissus, on sauve des vies.

N + venant se greffer sur + N

Le doute venant se greffer sur sa peur.

S + va se greffer

Il va se greffer au groupe.

Peut-on + greffer... ?

Peut-on greffer ce rein ?

語族

名詞

動詞

形容詞

使い方

frequency

Common in medical, botanical, and professional contexts.

よくある間違い

Using 'greffer avec' → greffer sur/à
French uses 'on' or 'to' rather than 'with' for this verb.
Pronouncing the 'r' in 'greffer' → gre-fay
Infinitives ending in -er have a silent 'r'.
Confusing 'greffe' with 'grève' → greffe (graft) vs grève (strike)
One is medical/botanical, the other is a labor protest.
Using 'greffer' for corruption → corruption
This is a false friend with English 'graft'.
Forgetting 'se' in figurative use → L'idée s'est greffée
The reflexive is needed when an idea 'adds itself'.

ヒント

Reflexive Agreement

When using 'se greffer' in the past, the participle 'greffé' agrees with the subject. 'La réunion s'est greffée'.

Garden vs. Hospital

The verb is identical in both places. This makes it a high-value word to learn.

The 'R' sound

Practice the 'gr' sound at the start of the word to sound more native.

Figurative Flair

Use 'se greffer sur' in essays to describe how one event influences another.

Wine Knowledge

If you visit a vineyard, use 'greffer' to ask about how they grow their grapes.

Organ Donation

Knowing this word helps you understand French hospital signs and news.

Coding

Use it when discussing adding new features to an existing codebase.

Joining In

'Je peux me greffer ?' is a great way to ask to join a group activity.

Graft/Greffer

The words are cognates, so the link is very strong.

Writing Link

Remember the Greek 'graph' to link grafting with writing.

暗記しよう

記憶術

Think of a 'Graft' in a 'Garden' or 'Grafting' 'Good' skin. The 'G' and 'R' match the English 'Graft' perfectly.

視覚的連想

Imagine a surgeon sewing a leaf onto a tree, then sewing a piece of skin onto an arm. The 'stitching' action is the key.

Word Web

Médecine Jardin Transplant Cœur Peau Arbre Branche Union

チャレンジ

Try to use 'se greffer' three times today: once for a meeting, once for a social event, and once for a new idea.

語源

Derived from the Old French 'greffe', which comes from the Latin 'graphium' (a stylus or writing instrument). This itself comes from the Greek 'graphion'.

元の意味： The connection between writing and grafting comes from the shape of the stylus, which resembled the pointed branch used in grafting.

Indo-European > Italic > Romance > French.

文化的な背景

Always handle medical contexts with empathy. 'Greffer' involves donors and recipients, often in life-or-death situations.

English speakers should be careful not to use 'greffer' for political 'graft' (corruption), which is a common false friend.

'La Greffe' (a 2018 film about an organ transplant) Zola's descriptions of gardens often involve technical terms like 'greffer' Medical dramas on French TV (like 'Hippocrate')

実生活で練習する

実際の使用場面

Hôpital

greffe de rein
bloc opératoire
rejet de greffe
donneur compatible

Jardin

greffer un fruitier
porte-greffe
cire à greffer
greffoir

Bureau

se greffer sur un projet
ajouter un module
tâche supplémentaire
intégration

Social

se greffer à une sortie
rejoindre le groupe
s'ajouter au dernier moment
partager le trajet

Informatique

greffer un plugin
extension logicielle
ajouter une fonctionnalité
code source

会話のきっかけ

"Penses-tu qu'il soit éthique de greffer des organes d'animaux sur des humains ?"

"As-tu déjà essayé de greffer un arbre dans ton jardin ?"

"Est-ce qu'une nouvelle réunion s'est greffée sur ton emploi du temps aujourd'hui ?"

"Que penses-tu de la greffe de cheveux chez les hommes jeunes ?"

"Est-ce facile de se greffer à un groupe d'amis que l'on ne connaît pas ?"

日記のテーマ

Décris une situation où tu as dû te greffer à un projet déjà commencé. Était-ce difficile ?

Si tu pouvais greffer une nouvelle compétence à ton cerveau instantanément, laquelle choisirais-tu ?

Raconte l'histoire d'un jardinier magique qui peut greffer des objets sur des plantes.

Réflexion : Pourquoi la greffe est-elle une métaphore si puissante pour l'intégration sociale ?

Imagine une lettre d'un patient qui vient de se faire greffer un nouveau cœur.

よくある質問

10 問

No, in French 'greffer' never means corruption. Use 'la corruption'.

Yes, it is a regular -er verb like 'chanter'.

'Une greffe' is the operation or the result; 'un greffon' is the piece of tissue or plant being moved.

It is 'une greffe de peau'.

Yes, it is very common to talk about 'greffer un module' onto a program.

Yes, but it implies you are joining something already in progress.

Usually 'sur' for physical things and 'à' or 'sur' for abstract things.

No! It means the transplant was successful and the body accepted it.

It is the 'rootstock'—the plant that receives the graft.

Yes, for adding amendments to laws.

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