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B1 noun 12分で読める

céu noturno

練習する例文メモとヒント céu noturno 30秒で

解説 céu noturno in your Level:

At the A1 level, you learn basic words like 'céu' (sky) and 'noite' (night). 'Céu noturno' is simply the sky you see when it is dark. You can use it to say 'The sky is black' or 'I see stars.' It is a masculine word, so you say 'O céu.' You might use it in simple sentences like 'O céu noturno é bonito' (The night sky is beautiful). At this stage, focus on the two parts: 'céu' (the place where the sun and stars are) and 'noturno' (related to the night). It is helpful to associate this word with colors like 'preto' (black) or 'azul escuro' (dark blue). Practice saying 'O céu noturno tem estrelas' (The night sky has stars). This is a great way to start describing the world around you in the evening.

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At the A2 level, you can begin to use 'céu noturno' in more descriptive sentences. You might talk about your activities, such as 'Eu gosto de olhar para o céu noturno' (I like to look at the night sky). You will also learn to use prepositions like 'no' (in the). For example, 'Há muitas estrelas no céu noturno' (There are many stars in the night sky). You can also start using simple adjectives to describe it, like 'limpo' (clear) or 'nublado' (cloudy). 'O céu noturno está limpo hoje' (The night sky is clear today). This level involves understanding that 'noturno' is an adjective that follows the noun 'céu'. You can also use it to compare things: 'O céu noturno aqui é mais escuro que na cidade' (The night sky here is darker than in the city).

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At the B1 level, 'céu noturno' becomes a tool for more complex descriptions and storytelling. You can use it to set the scene in a narrative: 'Caminhávamos sob o céu noturno enquanto conversávamos' (We were walking under the night sky while we talked). You should be comfortable with the masculine agreement and using it with a variety of verbs like 'observar' (to observe) or 'admirar' (to admire). You might also start encountering the word in more formal contexts, like news reports about astronomy or in literature. This is the level where you distinguish between 'céu da noite' (casual) and 'céu noturno' (more descriptive/formal). You can also discuss topics like light pollution: 'A poluição luminosa impede-nos de ver o céu noturno' (Light pollution prevents us from seeing the night sky).

At the B2 level, you use 'céu noturno' with greater nuance and technicality. You might discuss the 'abóbada celeste' (celestial vault) as a synonym or talk about the historical importance of the night sky for Portuguese navigators. You can use complex sentence structures: 'Embora o céu noturno estivesse nublado, conseguimos vislumbrar a lua por alguns momentos' (Although the night sky was cloudy, we managed to catch a glimpse of the moon for a few moments). You are expected to understand the term in varied registers, from scientific articles to poetic songs. You can also explore the use of the word in idiomatic or metaphorical ways, such as reflecting on the 'vastidão do céu noturno' (the vastness of the night sky) as a metaphor for the unknown or the infinite.

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At the C1 level, you possess a deep appreciation for the stylistic uses of 'céu noturno'. You can analyze how authors use the night sky to convey mood, theme, or character emotion. You might use the term in academic or professional discussions about environmental preservation (Dark Sky reserves) or urban planning. Your vocabulary includes related terms like 'firmamento' or 'cosmos' and you know exactly when to use each for the best effect. You can speak fluently about the 'estética do céu noturno' (the aesthetics of the night sky) and how it has influenced Portuguese art and culture. You can also handle complex grammatical constructions involving the plural 'céus noturnos' and sophisticated prepositional phrases with ease.

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At the C2 level, 'céu noturno' is a word you use with total mastery, almost like a native speaker. You can engage in deep philosophical or scientific debates about the universe, using the night sky as a starting point. You understand the most obscure literary references to the 'céu noturno' in Portuguese history, from the 16th-century epics to contemporary avant-garde poetry. You can switch effortlessly between registers, using the term in a precise scientific paper or a highly evocative piece of creative writing. Your understanding of the word is not just linguistic but cultural and historical, recognizing its role in the Lusophone identity as a symbol of exploration, longing (saudade), and the human connection to the divine or the infinite.

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練習する例文メモとヒント

céu noturno 30秒で

Céu noturno means 'night sky' in Portuguese, combining the masculine noun 'céu' with the adjective 'noturno'.
It is used in both everyday language and formal contexts like science, poetry, and navigation history.
Correct grammar requires using the masculine article 'o' and ensuring adjectives agree with 'céu'.
It is a central theme in Portuguese culture, especially in regions known for stargazing like Alentejo.

The term céu noturno is a compound noun phrase in Portuguese that translates directly to "night sky." While the individual word céu refers to the sky or heavens, and noturno is the adjective for nocturnal or relating to the night, together they evoke a specific visual and emotional landscape. In Portuguese culture, the night sky is not just a meteorological condition; it is a canvas for poetry, navigation, and scientific wonder. You will encounter this phrase in various contexts, ranging from a romantic evening walk in Lisbon to a scientific documentary about the stars over the Azores.

Literal Meaning: The state of the atmosphere and outer space as seen from Earth during the period of darkness between sunset and sunrise.
Poetic Nuance: Often used to describe the vastness of the universe or the backdrop of a romantic or solitary moment.
Scientific Context: Used by astronomers to discuss visibility, light pollution, and celestial events like meteor showers.

O céu noturno no Alentejo é um dos mais limpos da Europa, permitindo ver a Via Láctea com clareza.

In everyday conversation, Portuguese speakers might simply say "o céu à noite," but céu noturno carries a slightly more formal or descriptive weight. It is the standard term in literature and journalism. For instance, a news report about an eclipse will invariably use céu noturno. The adjective noturno follows the noun céu, adhering to the standard Portuguese grammar rule where adjectives typically follow the nouns they modify to provide specific classification.

Historically, for a nation of explorers like the Portuguese, the céu noturno was the ultimate map. The "Descobrimentos" (Age of Discovery) relied heavily on celestial navigation. Thus, the night sky holds a place of pride in the national psyche, often associated with the stars that guided ships across the Atlantic and Indian Oceans. This historical connection makes the term feel grounded in tradition while remaining relevant to modern astronomy enthusiasts who flock to "Dark Sky" reserves in Portugal.

Sempre que olho para o céu noturno, sinto uma imensa paz e curiosidade sobre o universo.

Visual Description: Often paired with adjectives like 'estrelado' (starry), 'limpo' (clear), or 'nublado' (cloudy).

Furthermore, the term is frequently used in the context of photography. "Fotografia do céu noturno" (night sky photography) is a popular hobby in Portugal's rural areas where light pollution is minimal. In these contexts, the focus is on the technical beauty—the contrast between the deep indigo or black of the sky and the piercing white of the stars. It is a term that bridges the gap between the mundane act of looking up and the profound act of contemplating our place in the cosmos.

As luzes da cidade muitas vezes impedem que apreciemos a beleza real do céu noturno.

In summary, céu noturno is a versatile and essential phrase for any B1 learner. It allows you to describe nature, engage in scientific discussions, and tap into the poetic and historical roots of the Portuguese language. Whether you are observing a meteor shower or simply admiring the moon, this phrase provides the necessary vocabulary to express the majesty of the night.

Using céu noturno correctly involves understanding its role as a masculine noun phrase. Because céu is masculine, all accompanying articles and adjectives must reflect this gender. For example, you would say "o céu" (the sky) and "um céu" (a sky). When adding noturno, the agreement is already built-in as noturno is the masculine form of the adjective (the feminine would be noturna, used for words like noite).

With Articles: O céu noturno (The night sky), Um céu noturno (A night sky).
With Prepositions: No céu noturno (In the night sky), Sob o céu noturno (Under the night sky), Para o céu noturno (Toward the night sky).

Nós ficamos horas sentados na areia, apenas observando as estrelas no céu noturno.

A common way to expand on this phrase is by adding more adjectives. In Portuguese, you can stack adjectives after the noun. If you want to say "the beautiful starry night sky," you would say "o belo céu noturno estrelado" or "o céu noturno estrelado e belo." Note that belo can sometimes come before the noun for poetic emphasis, but noturno almost always stays after céu because it defines the type of sky.

A lua cheia iluminava todo o céu noturno, tornando as estrelas menos visíveis.

When describing actions performed while looking at the sky, verbs like observar (to observe), admirar (to admire), contemplar (to contemplate), and fotografar (to photograph) are frequently used. You might also use it in the context of weather: "O céu noturno está limpo" (The night sky is clear) or "O céu noturno está carregado de nuvens" (The night sky is heavy with clouds).

Common Verb Pairings: Olhar para o céu noturno (To look at the night sky), Mapear o céu noturno (To map the night sky).

Os antigos navegadores usavam o céu noturno para encontrar o caminho de volta para casa.

In more complex sentences, céu noturno can act as the subject or the object of a clause. For example: "O céu noturno fascina cientistas há milênios" (The night sky has fascinated scientists for millennia). Here, it is the subject performing the action of fascinating. Alternatively: "Eu nunca vi um céu noturno tão brilhante quanto este" (I have never seen a night sky as bright as this one), where it is the direct object of the verb ver.

Muitas lendas foram criadas a partir das formas que as pessoas viam no céu noturno.

Finally, consider the use of "sob" (under). It is a very common preposition used with céu noturno to create a sense of place. "Dormir sob o céu noturno" (To sleep under the night sky) is a romantic and adventurous image often found in travel blogs or literature. This construction emphasizes the sky as a protective or encompassing canopy over the earth.

In the Lusophone world, the term céu noturno is heard in a variety of settings, each adding a layer of meaning to the phrase. While it might not be the most common way to say "it's dark outside" in casual slang, it is the go-to expression for anyone describing the aesthetic or scientific qualities of the night. You will hear it in educational settings, media, and artistic expressions.

In Documentaries and Science: Narrators on channels like RTP or National Geographic Portugal often use 'céu noturno' when discussing space exploration or the environment.
In Literature and Poetry: From the classical verses of Camões to modern writers, the 'céu noturno' is a recurring motif for reflection and saudade.
In Tourism: Tour guides in regions like Alentejo or the mountains of Madeira use it to promote 'astroturismo'.

O guia explicou que o céu noturno nesta região é protegido por leis contra a poluição luminosa.

In music, particularly in Fado and Bossa Nova, the night sky is frequently mentioned. While a lyric might say "o céu está escuro," a more poetic song might refer to the céu noturno as a witness to the singer's sorrows or loves. Listening to these genres can help you hear the rhythmic placement of the phrase and how it flows in natural, albeit artistic, speech. For instance, in a song about Lisbon at night, the céu noturno might be described as reflecting the lights of the Tagus river.

Naquela canção de fado, o fadista canta sobre a solidão sob o céu noturno de Alfama.

In schools and universities, during geography or science classes, céu noturno is the technical term. Students learn about the rotation of the Earth and how it changes our view of the céu noturno. If you attend a public lecture at a planetarium (like the Planetário de Marinha in Lisbon), you will hear this term used repeatedly to describe the simulations of the stars.

Durante a aula de astronomia, aprendemos a identificar as constelações mais brilhantes no céu noturno.

Lastly, in the digital age, social media captions for beautiful night photos often use the hashtag #ceunoturno. If you follow Portuguese-speaking photographers on Instagram or Pinterest, you will see this term used to categorize stunning images of the Milky Way, the moon, or star trails. This modern usage keeps the term fresh and integrated into the daily visual vocabulary of younger speakers.

Ele postou uma foto incrível do céu noturno que tirou durante o acampamento.

One of the most frequent mistakes learners make with céu noturno is related to gender agreement. Since the word noite (night) is feminine, many students instinctively want to make the adjective noturno feminine as well, resulting in the incorrect "céu noturna." It is crucial to remember that the adjective must agree with céu, which is masculine.

Mistake: Gender Mismatch: Saying 'o céu noturna' instead of 'o céu noturno'.
Mistake: Confusing with 'Noite': Using 'céu da noite' as a direct translation of 'night sky' is grammatically correct but often sounds less natural than 'céu noturno' in descriptive contexts.

Incorreto: Olhe para o céu noturna! (O correto é 'noturno').

Another common error is the misplacement of the adjective. While some adjectives in Portuguese can precede the noun for stylistic reasons, noturno is a relational adjective—it defines the *type* of sky. Therefore, it almost always follows the noun. Saying "o noturno céu" sounds archaic or overly poetic to the point of being jarring in modern conversation.

Incorreto: O noturno céu estava lindo. (O correto é 'céu noturno').

Learners also sometimes confuse céu (sky) with teto (ceiling) or telhado (roof). If you are inside a building, you are looking at the teto. If you are outside looking at the stars, you are looking at the céu. Using céu to refer to the top of a room is a common transfer error from languages where the distinction might be different, though in English they are distinct too.

Preposition Pitfall: Using 'em o' instead of the contraction 'no'. Always say 'no céu noturno', never 'em o céu noturno'.

Finally, watch out for the pluralization. If you are talking about multiple night skies (perhaps in different locations or at different times), the plural is céus noturnos. Remember that both the noun and the adjective must become plural. "Os céus noturno" is incorrect. While talking about "skies" in the plural is less common in English, it is quite frequent in Portuguese literature and descriptive writing.

Incorreto: Vimos vários céus noturno durante a viagem. (O correto é 'céus noturnos').

While céu noturno is the most common and direct way to describe the sky at night, Portuguese offers several synonyms and related terms that can add variety and precision to your language. Depending on the context—whether poetic, scientific, or casual—you might choose a different word.

Firmamento: A more formal and poetic synonym for sky. It suggests the 'firmness' or the structure of the heavens. It is often used in religious or classical literary contexts.
Abóbada Celeste: Literally 'celestial vault'. This is a technical and highly descriptive term used in astronomy to describe the sky as a hemispherical dome over the observer.
Cosmos / Universo: Used when the speaker is thinking about the space beyond our atmosphere rather than just the visual appearance of the sky.

O poeta descreveu o firmamento como um manto de veludo negro salpicado de diamantes.

If you want to focus specifically on the darkness, you might use escuridão (darkness) or breu (pitch black). For example, "o breu da noite" (the pitch black of the night). These focus on the lack of light rather than the sky itself. Conversely, if the sky is very bright due to stars, you might use céu estrelado (starry sky), which is arguably the most common alternative to céu noturno when the stars are the main feature.

Não há nada mais bonito do que um céu estrelado no meio do oceano.

In a more casual or colloquial setting, you might hear people say "o céu de hoje" (today's sky) even at night, if the context of time is already established. Or simply "a noite," as in "A noite está linda" (The night is beautiful), implying the sky and the atmosphere as a whole. However, for specific descriptions of celestial phenomena, céu noturno remains the most accurate and widely understood term.

Infinito: Sometimes used metaphorically to refer to the sky, especially in romantic or philosophical writing: 'Olhar para o infinito'.

When comparing céu noturno with its daytime counterpart, céu diurno, you can see how the adjective noturno functions to distinguish the two states of the same entity. While céu diurno is much less common (usually people just say "o céu" during the day), the existence of the pair highlights the importance of the adjective in specifying the time-bound nature of the observation.

How Formal Is It?

豆知識

In ancient times, the word 'caelum' was also associated with the tool used for engraving (a chisel), leading to the poetic idea that the stars were 'engraved' onto the sky.

発音ガイド

UK /ˈsɛw nuˈtuɾnu/

US /ˈsɛʊ nuˈtʊɾnoʊ/

In 'céu', the stress is on the only syllable. In 'noturno', the stress is on the second syllable: no-TUR-no.

韻が合う語

Véu (veil) Réu (defendant) Mel (honey - in some Brazilian accents) Turno (shift) Noturno (nocturnal) Diurno (diurnal) Taciturno (taciturn) Soturno (gloomy)

よくある間違い

Pronouncing 'céu' as 'see-u' (it should be one syllable).
Making the 'e' in 'céu' closed like in 'hey' (it must be open like 'set').
Pronouncing the final 'o' in 'noturno' as a strong 'O' instead of a soft 'u'.
Failing to tap the 'r' in 'noturno'.
Adding an extra syllable to 'céu'.

難易度

読解 2/5

Easy to recognize if you know 'céu' and 'noturno'.

ライティング 3/5

Requires correct adjective agreement and spelling of 'céu'.

スピーキング 3/5

The open 'e' in 'céu' and the nasal 'n' in 'noturno' can be tricky.

リスニング 2/5

Distinctive sound, usually easy to pick out in context.

次に学ぶべきこと

前提知識

Céu Noite Estrela Lua Escuro

次に学ぶ

Constelação Via Láctea Planeta Telescópio Astrónomo

上級

Abóbada celeste Zénite Nadir Eclíptica Magnitude estelar

知っておくべき文法

Adjective Agreement

O céu (M) noturno (M); A noite (F) noturna (F).

Contractions with 'em'

Em + o = No (No céu noturno).

Plural of nouns ending in 'u'

Céu -> Céus.

Placement of descriptive adjectives

Céu noturno (not 'noturno céu').

Use of 'estar' for temporary states

O céu noturno está nublado hoje.

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レベル別の例文

O céu noturno é preto.

The night sky is black.

'O' is the masculine article for 'céu'.

Eu vejo a lua no céu noturno.

I see the moon in the night sky.

'No' is the contraction of 'em' + 'o'.

O céu noturno tem estrelas.

The night sky has stars.

'Estrelas' is feminine plural.

O céu noturno está bonito.

The night sky is beautiful.

'Está' describes a temporary state.

Olhe para o céu noturno!

Look at the night sky!

Imperative mood 'olhe'.

Não há sol no céu noturno.

There is no sun in the night sky.

'Há' means 'there is'.

O céu noturno é grande.

The night sky is big.

'Grande' is an adjective for size.

Gosto do céu noturno.

I like the night sky.

'Do' is 'de' + 'o'.

Nós vimos um cometa no céu noturno.

We saw a comet in the night sky.

Past tense 'vimos' (we saw).

O céu noturno está muito escuro hoje.

The night sky is very dark today.

'Muito' is an adverb of intensity.

As estrelas brilham no céu noturno.

The stars shine in the night sky.

Verb 'brilhar' (to shine).

Você consegue ver Marte no céu noturno?

Can you see Mars in the night sky?

Question form with 'consegue'.

O céu noturno de Lisboa é diferente.

The night sky of Lisbon is different.

Possessive 'de Lisbon'.

Eles tiraram fotos do céu noturno.

They took photos of the night sky.

'Fotos' is feminine plural.

O céu noturno fica azul escuro.

The night sky becomes dark blue.

Verb 'ficar' meaning 'to become' or 'to stay'.

Muitas pessoas admiram o céu noturno.

Many people admire the night sky.

'Muitas' agrees with 'pessoas'.

O céu noturno estava tão limpo que vimos a Via Láctea.

The night sky was so clear that we saw the Milky Way.

Imperfect past 'estava' for description.

Sempre quis estudar os mistérios do céu noturno.

I have always wanted to study the mysteries of the night sky.

'Mistérios' is masculine plural.

Sob o céu noturno, o deserto parece infinito.

Under the night sky, the desert seems infinite.

Preposition 'sob' (under).

É difícil observar o céu noturno no centro da cidade.

It is difficult to observe the night sky in the city center.

'Difícil' followed by infinitive.

O céu noturno mudou ao longo das horas.

The night sky changed over the hours.

'Ao longo de' means 'over' or 'along'.

Eles usavam o céu noturno para navegar os oceanos.

They used the night sky to navigate the oceans.

Imperfect tense for habitual past action.

O brilho do céu noturno era refletido no mar.

The glow of the night sky was reflected in the sea.

Passive voice 'era refletido'.

O céu noturno de hoje promete uma chuva de meteoros.

Tonight's night sky promises a meteor shower.

'De hoje' specifies 'tonight's'.

A poluição luminosa impede a contemplação plena do céu noturno.

Light pollution prevents the full contemplation of the night sky.

Noun 'contemplação' is feminine.

O céu noturno serviu de inspiração para inúmeros poetas lusófonos.

The night sky served as inspiration for countless Lusophone poets.

'Lusófonos' refers to Portuguese speakers.

É fascinante como o céu noturno varia dependendo da latitude.

It is fascinating how the night sky varies depending on the latitude.

Adverbial clause 'dependendo de'.

O céu noturno revelou constelações que eu nunca tinha visto antes.

The night sky revealed constellations that I had never seen before.

Pluperfect 'tinha visto'.

Muitas espécies animais dependem do céu noturno para se orientarem.

Many animal species depend on the night sky to orient themselves.

Reflexive verb 'orientar-se'.

O fotógrafo capturou a essência do céu noturno em longa exposição.

The photographer captured the essence of the night sky in long exposure.

'Essência' is feminine.

Apesar do frio, ficamos no terraço admirando o céu noturno.

Despite the cold, we stayed on the terrace admiring the night sky.

Conjunction 'apesar de'.

O céu noturno é um património que devemos preservar para o futuro.

The night sky is a heritage that we must preserve for the future.

'Património' is a masculine noun.

A vastidão do céu noturno evoca uma sensação de humildade perante o cosmos.

The vastness of the night sky evokes a sense of humility before the cosmos.

Abstract noun 'vastidão'.

O céu noturno, com a sua abóbada estrelada, é um convite à reflexão filosófica.

The night sky, with its starry vault, is an invitation to philosophical reflection.

Appositive phrase 'com a sua abóbada estrelada'.

Investigações recentes sobre o céu noturno trouxeram novos dados sobre a energia escura.

Recent investigations of the night sky have brought new data on dark energy.

Subject-verb agreement 'investigações... trouxeram'.

A representação do céu noturno na pintura barroca portuguesa é notável.

The representation of the night sky in Portuguese Baroque painting is remarkable.

Adjective 'barroca' agrees with 'pintura'.

O céu noturno torna-se um palco onde se desenrolam dramas mitológicos.

The night sky becomes a stage where mythological dramas unfold.

Pronominal verb 'desenrolar-se'.

A nitidez do céu noturno em grandes altitudes é incomparável.

The clarity of the night sky at high altitudes is incomparable.

'Nitidez' is a feminine noun.

Os ciclos do céu noturno regiam as colheitas e os rituais das civilizações antigas.

The cycles of the night sky governed the harvests and rituals of ancient civilizations.

Imperfect tense 'regiam' for ongoing states.

A escuridão profunda do céu noturno rural contrasta com o clarão urbano.

The deep darkness of the rural night sky contrasts with the urban glow.

Verb 'contrastar' with 'com'.

A contemplação do céu noturno transcende a mera observação física, atingindo o metafísico.

The contemplation of the night sky transcends mere physical observation, reaching the metaphysical.

Gerund 'atingindo' for simultaneous action.

O céu noturno é o derradeiro arquivo da luz que viajou biliões de anos-luz.

The night sky is the ultimate archive of light that has traveled billions of light-years.

Adjective 'derradeiro' (ultimate/last).

Na lírica camoniana, o céu noturno amiúde espelha o desconcerto do mundo.

In Camonian lyrics, the night sky often mirrors the world's bewilderment.

Adverb 'amiúde' (frequently).

A preservação do céu noturno é imperativa para a integridade dos ecossistemas noturnos.

The preservation of the night sky is imperative for the integrity of nocturnal ecosystems.

Adjective 'imperativa' (mandatory/essential).

O céu noturno afigura-se como um palimpsesto de eras cósmicas sobrepostas.

The night sky appears as a palimpsest of superimposed cosmic eras.

Verb 'afigurar-se' (to appear/to seem).

A descodificação dos sinais provindos do céu noturno é a premissa da radioastronomia.

The decoding of signals coming from the night sky is the premise of radio astronomy.

Participle 'provindos' (coming from).

O céu noturno, em sua imperturbável quietude, desafia a efemeridade humana.

The night sky, in its imperturbable stillness, challenges human ephemerality.

Abstract noun 'efemeridade'.

Nenhum fenómeno natural é tão universalmente partilhado quanto o céu noturno.

No natural phenomenon is as universally shared as the night sky.

Comparative 'tão... quanto'.

類義語

Firmamento Abóbada celeste Céu estrelado Cosmos Universo Infinito Escuridão Céu da noite

反対語

Céu diurno Claridade Dia Céu soalheiro

よく使う組み合わせ

Observar o céu noturno

Céu noturno estrelado

Sob o céu noturno

Limpeza do céu noturno

Mapear o céu noturno

Poluição do céu noturno

Fotografia do céu noturno

Céu noturno límpido

Céu noturno nublado

Beleza do céu noturno

よく使うフレーズ

Olhar para o céu

— The general act of looking upward, often used when contemplating the stars.

Sempre que estou triste, vou olhar para o céu.

Noite de céu aberto

— A night with a clear sky, perfect for seeing stars.

Hoje teremos uma noite de céu aberto.

Céu de brigadeiro

— An idiom for a perfectly clear sky (usually used for flying, but can apply to visibility).

O céu noturno está um verdadeiro céu de brigadeiro.

Cair do céu

— To happen unexpectedly or to be a godsend.

Aquela ajuda caiu do céu.

Tocar o céu com as mãos

— To be extremely happy or to achieve something great.

Senti que podia tocar o céu com as mãos.

Entre o céu e a terra

— Refers to everything that exists, often used in philosophical contexts.

Há mais coisas entre o céu e a terra do que sonha a nossa filosofia.

Céu na terra

— A place or situation of perfect happiness.

Este lugar é o céu na terra.

Mover céus e terra

— To do everything possible to achieve something.

Vou mover céus e terra para te ajudar.

Sete céus

— Refers to the 'seventh heaven' or supreme bliss.

Ela estava no sétimo céu.

Céu da boca

— The palate or roof of the mouth.

Queimei o céu da boca com a sopa.

よく混同される語

céu noturno vs Noite

Noite is the time period; céu noturno is the object you look at during that time.

céu noturno vs Teto

Teto is the ceiling of a room; céu is the sky outside.

céu noturno vs Espaço

Espaço refers to outer space in general, while céu noturno is the view from Earth.

慣用句と表現

"Prometer o céu e a terra"

— To make grand promises that are likely impossible to keep.

O político prometeu o céu e a terra, mas não fez nada.

Informal

"Estar no sétimo céu"

— To be extremely happy or satisfied.

Desde que o bebé nasceu, eles estão no sétimo céu.

Neutral

"Cair o céu aos bocados"

— To rain very heavily (equivalent to 'raining cats and dogs').

Leva o guarda-chuva, está a cair o céu aos bocados!

Informal

"Ver o céu aberto"

— To see a solution to a difficult problem or a glimmer of hope.

Quando recebi o bónus, vi o céu aberto para pagar as dívidas.

Neutral

"Não haver céu para alguém"

— Used to say someone is so good or kind that there is no reward big enough for them.

Para a minha avó, não há céu!

Informal

"Céu cinzento"

— Metaphor for a sad or difficult period of time.

Ele está a passar por um céu cinzento na vida profissional.

Poetic

"Estrela do céu"

— Used to refer to someone very dear who has passed away.

O meu avô é agora uma estrelinha no céu.

Affectionate

"Gritar aos céus"

— To complain loudly or to express great outrage.

A injustiça era tanta que dava vontade de gritar aos céus.

Neutral

"Deus ajuda a quem cedo madruga"

— God helps those who wake up early (related to the sky/day cycle).

Vamos começar a trabalhar; Deus ajuda a quem cedo madruga.

Proverb

"Céu carregado"

— A sky full of dark clouds, or metaphorically, a tense atmosphere.

O céu carregado anunciava a tempestade.

Neutral

間違えやすい

céu noturno vs Noturno vs. Notívago

Both relate to the night.

Noturno describes objects or time; notívago describes people who stay up late.

Ele tem hábitos noturnos porque é um notívago.

céu noturno vs Céu vs. Seio

Phonetically similar for some learners.

Céu is sky; seio is breast or bosom.

O céu está estrelado; ela apertou o filho contra o seio.

céu noturno vs Noturno vs. Noturno (Musical)

Same word.

One is an adjective (nightly); the other is a noun (a musical composition).

Chopin escreveu muitos noturnos famosos.

céu noturno vs Céu vs. Véu

They rhyme and look similar.

Céu is sky; véu is a veil.

O céu estava coberto por um véu de nuvens.

céu noturno vs Estrela vs. Planeta

Both are dots in the night sky.

Stars twinkle and are suns; planets have steady light and orbit suns.

Vénus é o planeta mais brilhante no céu noturno.

文型パターン

O céu noturno é [adjective].

O céu noturno é escuro.

Eu vejo [object] no céu noturno.

Eu vejo a lua no céu noturno.

Gosto de [verb] o céu noturno.

Gosto de observar o céu noturno.

O céu noturno estava tão [adjective] que [result].

O céu noturno estava tão limpo que vimos as estrelas.

A [noun] do céu noturno evoca [feeling].

A vastidão do céu noturno evoca paz.

Sob o prisma da [subject], o céu noturno é [concept].

Sob o prisma da ciência, o céu noturno é um arquivo.

Não se consegue ver o céu noturno devido a [reason].

Não se consegue ver o céu noturno devido às nuvens.

Ontem, o céu noturno estava [weather].

Ontem, o céu noturno estava nublado.

語族

名詞

Céu (sky)

Noite (night)

Noitada (night out)

Anoitecer (dusk/nightfall)

動詞

Anoitecer (to become night)

Pernoitar (to stay overnight)

形容詞

Noturno (nocturnal/nightly)

Notívago (night-owl)

Celeste (celestial)

Celestial (heavenly)

使い方

frequency

Common in descriptive writing and media; moderate in casual speech.

よくある間違い

O céu noturna → O céu noturno
Gender disagreement. 'Céu' is masculine, so the adjective must be 'noturno'.
Em o céu noturno → No céu noturno
Failure to contract the preposition 'em' with the article 'o'.
O noturno céu → O céu noturno
Incorrect adjective placement. In Portuguese, classifying adjectives usually follow the noun.
Os céu noturnos → Os céus noturnos
Failure to pluralize the noun when the adjective is plural.
Olhar para o teto noturno → Olhar para o céu noturno
Confusing 'teto' (ceiling) with 'céu' (sky).

ヒント

Adjective Agreement

Always remember that 'céu' is masculine. This is a common point of failure for English speakers who associate 'night' (noite - feminine) with the sky.

Poetic Alternatives

Use 'firmamento' if you want to sound more formal or poetic. It adds a layer of 'heavens' to your description.

Dark Sky Alqueva

Mentioning Alqueva when talking about the night sky shows deep cultural knowledge of Portugal's environmental efforts.

The Open 'E'

Make sure to open your mouth wide for the 'é' in 'céu'. If it sounds too much like 'say', it will be harder for natives to understand.

City vs. Country

In cities, people often say 'não se vê o céu' because of lights. In the country, they say 'o céu noturno está incrível'.

Descriptive Stacking

In Portuguese, you can put several adjectives after 'céu'. Try 'céu noturno estrelado e límpido' for a full description.

Song Lyrics

Listen to Amália Rodrigues or other fado singers; they often use 'céu' and 'noite' in ways that help you internalize the rhythm.

Nocturnal Connection

Connect 'noturno' to the English word 'nocturnal' to never forget its meaning.

Preposition 'No'

Always contract 'em' + 'o' to 'no'. Saying 'em o céu' sounds very non-native and awkward.

Astronomy Apps

Change the language of a stargazing app to Portuguese to see 'céu noturno' in a functional, real-world context.

暗記しよう

記憶術

Imagine a 'SEW' (céu) kit making a 'NO-TURN' (noturno) on a dark road. You are sewing stars onto the night sky and you can't turn back!

視覚的連想

Visualize a deep indigo blanket ('céu') being covered with glow-in-the-dark stickers ('noturno' stars) in a child's bedroom.

Word Web

Céu Noturno Estrelas Lua Escuridão Astronomia Navegação Sonhos

チャレンジ

Write three sentences describing the 'céu noturno' in your hometown. Use at least two different adjectives like 'limpo' or 'escuro'.

語源

The word 'céu' comes from the Latin 'caelum', which originally meant the heavens or the sky. The adjective 'noturno' derives from the Latin 'nocturnus', which is formed from 'nox' (night).

元の意味： The combined meaning in Latin would be 'caelum nocturnum', literally the sky of the night.

Romance (Latin-based).

文化的な背景

The term is neutral and has no negative or sensitive connotations.

English speakers often use 'night sky' as a single concept; Portuguese does the same but requires adjective agreement.

The poem 'Noite' by Fernando Pessoa. The Dark Sky Alqueva reserve in Portugal. The song 'Luar do Sertão' (Brazilian folk).

実生活で練習する

実際の使用場面

Astronomy

Observar planetas no céu noturno
Usar um telescópio
Identificar constelações
Seguir o movimento dos astros

Poetry/Literature

A vastidão do céu
Estrelas cintilantes
O silêncio da noite
Inspirado pelo firmamento

Photography

Longa exposição
Tripé para fotos noturnas
Capturar a Via Láctea
Evitar poluição luminosa

Navigation

Orientar-se pelas estrelas
A Estrela Polar
Navegação astronómica
Cruzeiro do Sul

Weather Forecast

Céu limpo
Visibilidade excelente
Períodos de nebulosidade
Céu encoberto

会話のきっかけ

"Já viste como o céu noturno está limpo hoje?"

"Qual foi o céu noturno mais bonito que já viste na tua vida?"

"Gostas de observar as estrelas no céu noturno ou preferes o dia?"

"Sabias que existem lugares em Portugal protegidos para ver o céu noturno?"

"Consegues identificar alguma constelação no céu noturno agora mesmo?"

日記のテーマ

Descreve uma noite em que o céu noturno te deixou impressionado. Onde estavas e com quem?

Se pudesses viajar para qualquer lugar do mundo para ver o céu noturno, para onde irias?

Como te sentes quando olhas para o céu noturno? Ajuda-te a relaxar ou faz-te pensar em coisas profundas?

Escreve sobre a importância de proteger o céu noturno da poluição das grandes cidades.

Imagina que és um navegador antigo. Como usarias o céu noturno para encontrar o teu caminho?

よくある質問

10 問

It is masculine. 'Céu' is a masculine noun, and 'noturno' is the masculine adjective that agrees with it. You should always use 'o' or 'um' with it. For example, 'O céu noturno é vasto.'

Yes, 'céu da noite' is perfectly correct and very common in casual speech. However, 'céu noturno' sounds a bit more sophisticated and is preferred in literature, science, and formal descriptions.

It is an open 'e' sound, like the 'e' in the English word 'bet' or 'set'. It is never closed like the 'a' in 'gate'. In Portuguese, this is represented by the acute accent (´).

The plural is 'céus noturnos'. Both the noun and the adjective must be pluralized. While we don't often talk about 'night skies' in English, it is common in Portuguese poetic writing.

It means 'under the night sky'. 'Sob' is a preposition meaning 'under' or 'beneath'. It is a very common phrase used in travel writing and romantic contexts.

Yes, 'noturno' is a versatile adjective. You can have a 'vôo noturno' (night flight), a 'hábito noturno' (nightly habit), or a 'animal noturno' (nocturnal animal).

Because adjectives must agree with the gender of the noun. 'Céu' is masculine, so 'noturno' must be masculine. 'Noturna' is only used with feminine nouns like 'noite' or 'paisagem'.

The Alentejo region, particularly around the Alqueva dam, is famous for its dark skies. The mountains of Madeira and the Azores are also excellent locations due to low light pollution.

Yes, in Portuguese, 'céu' is used for both the physical sky and the religious concept of heaven. The context usually makes it clear which one is being referred to.

It is very common in descriptive contexts. While you might just say 'está escuro' (it's dark) in a very casual setting, anyone describing the stars or the beauty of the night will use 'céu noturno'.

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