At the A1 level, you can think of 'decisivo' as a word for something very, very important that helps you win or finish something. Even though it is a B1 word, you might hear it in sports. If a player scores a goal at the last minute and their team wins, that goal is 'decisivo'. Remember to change the ending: 'o golo decisivo' (masculine) and 'a jogada decisiva' (feminine). It is like the English word 'decisive'. Use it when you want to say that one specific thing made all the difference in a game or a simple choice.
At the A2 level, you start to use 'decisivo' to describe important moments and choices. You can use it with the verb 'ser' (to be). For example, 'O exame é decisivo' (The exam is decisive/final). It helps you describe situations where there is a clear result. You should also notice how it is used in the news to talk about big events. It is a step up from using 'muito importante'. When you use 'decisivo', you are saying that this thing is the reason why something else happened. It is the 'final' reason.
At the B1 level, you should use 'decisivo' to add precision to your descriptions. It is no longer just about 'winning'; it is about 'concluding' or 'settling'. You can use it in business contexts (uma reunião decisiva) or personal contexts (uma mudança decisiva). You should be comfortable with gender and number agreement (decisivos, decisivas). This word allows you to discuss cause and effect more effectively. You can also start using it to describe people who are firm and good at making decisions, showing a higher level of character description.
At the B2 level, you can use 'decisivo' in more abstract and academic ways. You might discuss 'fatores decisivos' in a sociological study or 'provas decisivas' in a legal debate. You understand the nuance between 'decisivo' and its synonyms like 'determinante' or 'crucial'. You can use it to create emphasis in your writing and speaking. For example, instead of saying 'This was the main reason,' you can say 'Este foi o elemento decisivo.' This makes your Portuguese sound more professional and sophisticated. You also recognize its use in literature to mark turning points in a story.
At the C1 level, you use 'decisivo' with full mastery of its rhetorical power. You can use it to structure arguments, identifying the 'ponto decisivo' of a complex issue. You are aware of its collocations, such as 'voto decisivo' or 'influência decisiva'. You can also use it ironically or to critique someone's lack of action ('faltou um gesto decisivo'). Your use of the word is integrated into a broad vocabulary, allowing you to choose between 'decisivo', 'perentório', or 'terminante' depending on the exact shade of meaning you wish to convey in formal or technical documents.
At the C2 level, 'decisivo' is a tool for precision in high-level discourse. You use it to describe historical shifts, philosophical conclusions, and complex scientific data. You understand the etymological roots (from Latin 'decidere') and how that informs its modern usage of 'cutting off' other possibilities. You can employ it in sophisticated wordplay or within the dense structure of legal and administrative Portuguese. Your usage is indistinguishable from a highly educated native speaker, using it to denote finality, authority, and the absolute resolution of any given situation.

decisivo in 30 Seconds

  • Decisivo means 'decisive' or 'crucial' and describes something that determines a final outcome.
  • It is a B1 level adjective that must agree in gender and number with the noun it modifies.
  • Commonly used in sports, business, and news to highlight the most important factor of a situation.
  • Often paired with nouns like 'momento', 'fator', 'golo', and 'voto' to show finality.

The Portuguese adjective decisivo is a powerful term used to describe something that has the power to settle a dispute, determine an outcome, or provide a final answer. Much like its English cognate 'decisive,' it carries a weight of finality and importance. In everyday Portuguese, you will encounter this word in contexts ranging from high-stakes sports commentary to formal business negotiations and personal life-altering choices. When something is described as decisivo, it implies that without that specific element, the result would have been entirely different. It is the 'game-changer' or the 'tipping point' of a situation.

O Momento Decisivo
This refers to the 'decisive moment.' In photography, it’s the instant a shutter is pressed to capture a fleeting scene. In life, it’s the split second where a choice changes your trajectory forever. Portuguese speakers use this to emphasize the gravity of a specific point in time.

O golo de Cristiano Ronaldo nos últimos minutos foi decisivo para a vitória de Portugal.

Beyond physical actions, decisivo also describes personality traits. A person who is decisiva is someone who makes choices quickly and firmly, without wavering. This is highly valued in leadership roles within Lusophone cultures. Whether you are discussing a 'voto decisivo' (decisive vote) in a political assembly or a 'fator decisivo' (decisive factor) in a scientific experiment, the word maintains its core meaning of being the ultimate cause of a result. It is not just important; it is conclusive.

Fator Decisivo
The 'decisive factor' is the variable that tips the scales. In a job interview, your fluency in Portuguese might be the fator decisivo that gets you the position over another candidate.

A sua intervenção foi decisiva para acalmar os ânimos na reunião.

In historical contexts, you will often hear about 'batalhas decisivas' (decisive battles) that changed the course of a nation's history. This usage underscores the word's ability to denote a point of no return. When learning Portuguese, mastering this word allows you to articulate the significance of events with precision. It moves your vocabulary from simple adjectives like 'bom' (good) or 'importante' (important) to a level that conveys impact and finality.

Prova Decisiva
This refers to 'decisive proof' or a 'decisive test.' In a legal setting, a prova decisiva is the evidence that leaves no doubt about a defendant's guilt or innocence.

Precisamos de um argumento decisivo para convencer o diretor.

As próximas horas serão decisivas para o futuro da empresa.

Using decisivo correctly involves understanding its placement and its grammatical agreement. As an adjective, it typically follows the noun it describes, which is the standard position for descriptive adjectives in Portuguese. For example, 'um passo decisivo' (a decisive step). However, for stylistic emphasis, particularly in literature or formal speeches, it might occasionally precede the noun, though this is rare in daily conversation. The primary rule to remember is that it must match the noun in gender and number.

Singular vs. Plural
Masculine: O resultado decisivo. Plural: Os resultados decisivos. Feminine: A resposta decisiva. Plural: As respostas decisivas.

Ela tomou uma atitude decisiva para resolver o conflito familiar.

In sentence construction, decisivo often functions as a predicate adjective following verbs like 'ser' (to be) or 'tornar-se' (to become). For instance, 'O apoio do público foi decisivo' (The public's support was decisive). Here, the word provides essential information about the subject. It can also be modified by adverbs of degree to add nuance, such as 'altamente decisivo' (highly decisive) or 'pouco decisivo' (not very decisive/barely decisive).

With 'Ser' vs. 'Estar'
We almost exclusively use ser with decisivo because it describes an inherent quality or a definitive state of an event. 'Estar' would imply a temporary state, which contradicts the 'final' nature of being decisive.

Estes documentos são decisivos para o processo judicial.

When talking about causes and effects, decisivo is often paired with nouns like 'influência' (influence) or 'papel' (role). 'A educação teve um papel decisivo na sua vida' (Education played a decisive role in his life). This helps to quantify the impact of an abstract concept on a concrete outcome. In academic writing, you might see it used to describe evidence: 'A evidência decisiva foi encontrada no laboratório.'

Negative Usage
To say something was NOT decisive, you simply add 'não': 'O erro não foi decisivo para a derrota.' (The mistake was not decisive for the defeat).

A chuva foi o elemento decisivo que impediu a realização do evento.

If you turn on a Portuguese sports channel like SportTV or a Brazilian one like Globo Esporte, you will hear decisivo constantly. Commentators love it. They use it to describe a 'passe decisivo' (key pass), a 'defesa decisiva' (crucial save), or the 'fase decisiva' (final/knockout stage) of a tournament. In the world of football (soccer), every match in the Champions League knockout stage is described as decisiva. It builds tension and signals to the audience that every second counts.

O 'Clássico' Decisivo
In Portugal, when Benfica plays Porto, it's often called a 'jogo decisivo' for the title. Even early in the season, the media uses this word to create hype.

Estamos a entrar na semana decisiva das negociações de paz.

In the news and political discourse, decisivo is used to describe legislation, elections, and diplomatic meetings. A journalist might report that 'O voto dos jovens será decisivo nestas eleições' (The youth vote will be decisive in these elections). This highlights the demographic that holds the power to change the political landscape. You will also hear it in business contexts, especially during 'reuniões decisivas' (decisive meetings) where budgets are approved or companies are merged. It implies that the meeting isn't just for discussion; it's for action.

The 'Voto de Minerva'
In Brazilian legal and political culture, a tie-breaking vote is often called the 'voto de Minerva,' which is the ultimate voto decisivo.

A sua escolha hoje será decisiva para a sua carreira profissional.

Finally, in academic and scientific circles, researchers use decisivo to describe findings that confirm a hypothesis. 'Os dados foram decisivos para provar a teoria' (The data were decisive in proving the theory). This usage is formal and precise, indicating that the evidence is so strong it settles the debate. Whether in the stadium, the boardroom, or the lab, decisivo is the word for clarity and finality.

Contextos Médicos
Doctors might speak of a 'fase decisiva' in a patient's recovery, meaning the critical period where the outcome (recovery or worsening) is determined.

A descoberta da penicilina foi um marco decisivo na medicina moderna.

One of the most frequent mistakes English speakers make with decisivo is forgetting the gender agreement. Since 'decisive' in English is gender-neutral, learners often use the masculine 'decisivo' for everything. Remember: if the noun is feminine (ending in -a, -dade, -ção, etc.), the adjective must be decisiva. For example, 'uma escolha decisiva' (a decisive choice), not 'uma escolha decisivo.' Always identify the gender of the noun before applying the adjective.

Gender Mismatch
Incorrect: A vitória foi decisivo. Correct: A vitória foi decisiva. (Vitória is feminine).

Muitas pessoas cometem o erro de não concordar o adjetivo decisivo com o substantivo feminino.

Another common error is confusing decisivo with decidido. While they share the same root, they have different meanings. Decidido usually describes a person's state of mind—someone who has made up their mind or is determined. Decisivo describes the quality of an action, event, or thing that determines an outcome. You can be a 'pessoa decidida' (determined person) who makes a 'gesto decisivo' (decisive gesture).

Decisivo vs. Decidido
Use decidido for 'determined/resolved' (personality/state). Use decisivo for 'crucial/conclusive' (impact/result).

Ele estava decidido a ganhar, e o seu esforço foi decisivo.

Learners also sometimes over-use decisivo when they simply mean 'important.' While all decisive things are important, not all important things are decisive. Using decisivo for minor details can sound hyperbolic. Save it for the moments that truly settle the score. For example, 'It's important to drink water' should be 'É importante beber água,' not 'É decisivo beber água' (unless you are in a survival situation where it determines life or death).

Overstatement
Avoid using decisivo for trivial matters. It carries a heavy weight of finality. If something is just helpful, use 'útil' or 'importante'.

Não use decisivo para coisas pequenas; guarde-o para o que realmente importa.

Portuguese offers several synonyms for decisivo, each with a slightly different flavor. Understanding these nuances will help you sound more like a native speaker. The most common alternative is crucial, which is also a cognate and used almost identically to 'crucial' in English. It emphasizes the essential nature of something. Another strong synonym is determinante, which focuses on the cause-and-effect relationship—something that determines the path forward.

Decisivo vs. Determinante
Decisivo implies a final result or settlement. Determinante implies that it shaped the outcome but might not be the final act. Often they are interchangeable.

O fator determinante para o sucesso foi a persistência da equipa.

If you want to emphasize that something provides a final answer or resolution, you can use concludente (conclusive) or definitivo (definitive). Definitivo is particularly useful when talking about a solution or a version of a document. If you are describing a person who is very firm and unwavering, categórico is a sophisticated choice. It suggests an absolute, clear, and direct manner of speaking or acting.

Decisivo vs. Crucial
Crucial is often used for something that is vital for a process to continue. Decisivo is used for what finishes the process or provides the win.

A sua ajuda foi crucial durante a crise, mas a sua ideia foi decisiva.

For more informal situations, you might hear people say 'foi o que resolveu' (it was what solved it) or 'foi o ponto final' (it was the final point). While not adjectives, these phrases capture the essence of decisivo. In business, 'resolutivo' is a great word for a person who is good at resolving issues quickly. 'Ele é um gestor muito resolutivo' means he gets things done and makes those decisive calls.

Summary of Alternatives
Crucial (Vital), Determinante (Shaping), Concludente (Proving), Definitivo (Final), Resolutivo (Problem-solving).

Uma resposta definitiva é sempre mais decisiva do que uma promessa.

How Formal Is It?

Fun Fact

The root 'cid' in 'decisivo' is the same as in 'scissors' (cisão) and 'suicide' (suicídio), all relating to the act of 'cutting' or 'killing' off other options.

Pronunciation Guide

UK /dɨ.si.ˈzi.vu/
US /de.si.ˈzi.vu/
The stress is on the penultimate syllable: de-si-ZI-vo.
Rhymes With
ativo passivo objetivo incentivo fugitivo cultivo vivo arquivo
Common Errors
  • Pronouncing the 's' as 'ss' (voiceless). It should be a 'z' sound.
  • Stressing the first syllable.
  • Not reducing the final 'o' to a 'u' sound in speech.
  • Missing the nasal quality if it were a different word (but not here).
  • Over-enunciating the 'e' in European Portuguese.

Difficulty Rating

Reading 2/5

Easy to recognize due to the English cognate 'decisive'.

Writing 3/5

Requires attention to gender and number agreement.

Speaking 3/5

The 'z' sound for 's' and the reduced vowels require practice.

Listening 2/5

Clear pronunciation in most contexts, especially sports.

What to Learn Next

Prerequisites

decidir importante momento fator golo

Learn Next

determinante crucial fundamental conclusivo resolução

Advanced

perentório terminante irrevogável axioma derradeiro

Grammar to Know

Adjective Agreement

A vitória (f) foi decisiva (f).

Adjective Placement

Um passo decisivo (usually follows the noun).

Adverb Formation

Decisivo + mente = Decisivamente.

Use with 'Ser'

O fator é decisivo (permanent quality of the factor).

Pluralization

Os momentos decisivos (add -s).

Examples by Level

1

O golo foi decisivo.

The goal was decisive.

Masculine singular agreement.

2

Esta é uma ajuda decisiva.

This is a decisive help.

Feminine singular agreement.

3

O jogo decisivo é hoje.

The decisive game is today.

Adjective following the noun.

4

Ele é um homem decisivo.

He is a decisive man.

Describes a personality trait.

5

Foi um momento decisivo.

It was a decisive moment.

Common expression for a turning point.

6

A resposta foi decisiva.

The answer was decisive.

Feminine because 'resposta' is feminine.

7

Eles são jogadores decisivos.

They are decisive players.

Masculine plural agreement.

8

A cor decisiva é o azul.

The decisive color is blue.

Used in a simple choice context.

1

O apoio dela foi decisivo para o meu sucesso.

Her support was decisive for my success.

Shows cause and effect.

2

Precisamos de uma prova decisiva.

We need a decisive proof.

Used in a search for evidence.

3

Esta reunião será decisiva para a empresa.

This meeting will be decisive for the company.

Future tense with 'ser'.

4

O voto dele não foi decisivo.

His vote was not decisive.

Negative construction.

5

As mudanças foram decisivas.

The changes were decisive.

Feminine plural agreement.

6

Um fator decisivo é o preço.

A decisive factor is the price.

Common business collocation.

7

Ela tomou uma decisão decisiva.

She made a decisive decision.

Note the redundancy for emphasis.

8

Os minutos finais são decisivos.

The final minutes are decisive.

Plural agreement with 'minutos'.

1

O papel do governo foi decisivo na crise.

The government's role was decisive in the crisis.

Abstract noun 'papel' (role).

2

Encontrámos o argumento decisivo para o debate.

We found the decisive argument for the debate.

Used in the context of persuasion.

3

A sua intervenção foi decisiva e oportuna.

Your intervention was decisive and timely.

Pairing adjectives.

4

Estamos num ponto decisivo da nossa jornada.

We are at a decisive point in our journey.

Metaphorical use.

5

A influência dos pais é decisiva na educação.

Parents' influence is decisive in education.

Discussing social factors.

6

O teste decisivo será amanhã de manhã.

The decisive test will be tomorrow morning.

Time reference with adjective.

7

As palavras dele tiveram um impacto decisivo.

His words had a decisive impact.

Collocation 'impacto decisivo'.

8

Ela é uma líder muito decisiva e respeitada.

She is a very decisive and respected leader.

Describing professional character.

1

O veredito decisivo do juiz encerrou o caso.

The judge's decisive verdict closed the case.

Legal context.

2

A tecnologia desempenhou um papel decisivo na evolução.

Technology played a decisive role in evolution.

Historical/Scientific context.

3

Houve uma quebra decisiva na bolsa de valores.

There was a decisive drop in the stock market.

Economic context.

4

A sua recusa foi o fator decisivo para a rutura.

His refusal was the decisive factor for the breakup.

Interpersonal conflict.

5

As novas evidências são decisivas para a teoria.

The new evidence is decisive for the theory.

Formal scientific usage.

6

A batalha de Aljubarrota foi decisiva para Portugal.

The Battle of Aljubarrota was decisive for Portugal.

Specific historical reference.

7

Precisamos de uma estratégia decisiva para vencer.

We need a decisive strategy to win.

Strategic planning.

8

A votação de ontem revelou-se decisiva.

Yesterday's vote proved to be decisive.

Reflexive verb 'revelar-se'.

1

O cariz decisivo daquelas medidas evitou a bancarrota.

The decisive nature of those measures avoided bankruptcy.

Formal noun phrase 'o cariz decisivo'.

2

Foi um golpe decisivo nas pretensões do adversário.

It was a decisive blow to the opponent's claims.

Metaphorical 'golpe'.

3

A natureza decisiva do argumento silenciou a oposição.

The decisive nature of the argument silenced the opposition.

Sophisticated subject structure.

4

As circunstâncias decisivas obrigaram a uma retirada.

The decisive circumstances forced a retreat.

Causal relationship.

5

O seu contributo foi decisivo, embora discreto.

His contribution was decisive, albeit discreet.

Contrastive conjunction 'embora'.

6

A fase decisiva do projeto exige foco total.

The decisive phase of the project requires total focus.

Project management terminology.

7

Não podemos ignorar este dado decisivo.

We cannot ignore this decisive piece of data.

Logical imperative.

8

A sua personalidade decisiva é um trunfo político.

Her decisive personality is a political asset.

Describing political charisma.

1

A dialética entre os dois foi o motor decisivo da obra.

The dialectic between the two was the decisive engine of the work.

Literary/Philosophical analysis.

2

Aquele foi o instante decisivo que selou o destino da nação.

That was the decisive instant that sealed the nation's fate.

Grandiloquent historical style.

3

A prova pericial revelou-se decisiva e inatacável.

The expert evidence proved to be decisive and unassailable.

Advanced legal adjectives.

4

As reformas estruturais tiveram um pendor decisivo.

The structural reforms had a decisive tendency.

Economic/Political theory.

5

A sua atuação decisiva granjeou-lhe o respeito dos pares.

His decisive action earned him the respect of his peers.

High-level vocabulary 'granjear'.

6

O ponto decisivo da questão reside na ética.

The decisive point of the issue lies in ethics.

Abstract philosophical positioning.

7

A vitória decisiva consolidou a hegemonia regional.

The decisive victory consolidated regional hegemony.

Geopolitical terminology.

8

Aquelas palavras foram o remate decisivo de uma longa disputa.

Those words were the decisive conclusion of a long dispute.

Metaphorical use of 'remate'.

Common Collocations

fator decisivo
momento decisivo
voto decisivo
golo decisivo
prova decisiva
papel decisivo
fase decisiva
influência decisiva
passo decisivo
argumento decisivo

Common Phrases

Ser decisivo para...

— To be the deciding factor in something.

O estudo foi decisivo para o projeto.

De forma decisiva

— In a decisive manner; clearly.

Ele agiu de forma decisiva.

Um golpe decisivo

— A final, crushing blow.

Foi um golpe decisivo na economia.

Tomar uma atitude decisiva

— To take firm action.

Ela tomou uma atitude decisiva contra o bullying.

O ponto decisivo

— The most important part or turning point.

Este é o ponto decisivo da nossa conversa.

Caráter decisivo

— The decisive nature or quality of something.

O caráter decisivo da lei é claro.

Resultado decisivo

— A final and clear result.

Esperamos um resultado decisivo hoje.

Intervenção decisiva

— A crucial act of stepping in to help.

A intervenção decisiva salvou a empresa.

Mudança decisiva

— A major and permanent change.

Houve uma mudança decisiva na política.

Apoio decisivo

— Crucial support that ensures success.

Contamos com o vosso apoio decisivo.

Often Confused With

decisivo vs decidido

Decidido means 'determined' or 'already decided', while decisivo means 'conclusive' or 'crucial'.

decisivo vs decisão

Decisão is the noun (decision), decisivo is the adjective (decisive).

decisivo vs incisivo

Incisivo means 'sharp' or 'direct' (like a comment), while decisivo means 'final' or 'settling'.

Idioms & Expressions

"Bater o martelo"

— To make a final decision, often a 'decisivo' one. Similar to 'to hit the gavel'.

O chefe bateu o martelo sobre o novo horário.

informal
"Pôr os pontos nos is"

— To clarify things decisively; to be precise.

Vamos pôr os pontos nos is nesta reunião.

neutral
"Dar o braço a torcer"

— To finally yield or make a decisive admission.

Ele finalmente deu o braço a torcer.

informal
"Cortar o mal pela raiz"

— To take a decisive action to stop a problem at the beginning.

Precisamos de cortar o mal pela raiz.

neutral
"Ir direto ao assunto"

— To be decisive in communication; to get to the point.

Seja decisivo e vá direto ao assunto.

neutral
"Matar a cobra e mostrar o pau"

— To do something difficult decisively and prove you did it.

Ele resolveu o problema: matou a cobra e mostrou o pau.

informal
"Dar a última palavra"

— To have the final, decisive say in a matter.

O diretor dá sempre a última palavra.

neutral
"Virar o jogo"

— To make a decisive move that changes a losing situation into a winning one.

Com o novo plano, conseguimos virar o jogo.

informal
"Estar com a faca e o queijo na mão"

— To be in a decisive position of power to settle something.

Agora ele está com a faca e o queijo na mão.

informal
"Ponto sem volta"

— The 'decisivo' point of no return.

Chegamos ao ponto sem volta.

neutral

Easily Confused

decisivo vs decidido

They look similar and share the same root.

Decidido describes a person's state or a choice made. Decisivo describes the impact or quality of something.

Ele está decidido (determined) a fazer um golo decisivo (decisive goal).

decisivo vs determinante

They are often synonyms.

Determinante focuses on the cause; decisivo focuses on the finality of the result.

O fator determinante foi o treino, mas o golo foi decisivo.

decisivo vs crucial

Both mean 'very important'.

Crucial is about being essential for a process; decisivo is about ending or settling it.

É crucial estudar, mas o exame é decisivo.

decisivo vs definitivo

Both imply an end.

Definitivo means permanent and unchangeable; decisivo means it produced the result.

Uma prova decisiva leva a uma sentença definitiva.

decisivo vs importante

Decisive things are always important.

Importante is broad; decisivo is specific to settling an outcome.

Tudo é importante, mas só isto é decisivo.

Sentence Patterns

A1

O [noun] é decisivo.

O golo é decisivo.

A2

Foi um [noun] decisivo.

Foi um momento decisivo.

B1

[Noun] decisivo para [verb/noun].

Apoio decisivo para vencer.

B1

De forma decisiva.

Ele agiu de forma decisiva.

B2

O fator decisivo foi [noun].

O fator decisivo foi a chuva.

B2

Ter um papel decisivo em [noun].

Teve um papel decisivo na paz.

C1

Dada a natureza decisiva de...

Dada a natureza decisiva da prova...

C2

O cariz decisivo do [noun]...

O cariz decisivo do veredito...

Word Family

Nouns

decisão (decision)
decisor (decider)

Verbs

decidir (to decide)

Adjectives

decisivo (decisive)
decisório (decisional)
decidido (decided/determined)

Related

cisão
incisivo
preciso
recisão
indecisão

How to Use It

frequency

Very high in sports and news; high in professional settings.

Common Mistakes
  • A vitória foi decisivo. A vitória foi decisiva.

    Vitória is feminine, so the adjective must be feminine.

  • Ele é um homem muito decidido. Ele é um homem muito decisivo. (If you mean he has a decisive impact)

    Decidido means he has made up his mind; decisivo means he has the quality of settling things.

  • O golo decisivo foi marcados. O golo decisivo foi marcado.

    The verb must agree with the singular noun 'golo'.

  • Eu tomei um decisivo passo. Eu tomei um passo decisivo.

    In Portuguese, the adjective usually follows the noun.

  • É decisivo beber água todos os dias. É importante beber água todos os dias.

    Decisivo is too strong here; it implies a final settlement of a result, not just a healthy habit.

Tips

Check the Noun Gender

Always look at the noun before 'decisivo'. If it's feminine (like 'ajuda'), use 'decisiva'. If it's plural (like 'momentos'), use 'decisivos'.

Avoid Overuse

Don't use 'decisivo' for every important thing. Reserve it for the 'tipping point' to make your writing more impactful.

The Voiced 'S'

Remember that the 's' in 'decisivo' is between two vowels, so it sounds like a 'z'. Say 'de-si-ZI-vo'.

Sports Context

If you are talking about football, 'decisivo' is the most common word to describe a game-winning goal or save.

Formal Writing

Use 'decisivo' in academic papers to describe the most significant data point or variable in your research.

Business Etiquette

In a Portuguese business meeting, calling a point 'decisivo' signals that you want to reach a conclusion and move on.

Decision + Vivo

Think of a 'Decision' that is 'Vivo' (Alive). It's a decision that has real-life consequences.

News Keywords

When listening to the news, 'decisivo' often appears right before a major announcement or result.

Confidence

Using 'decisivo' makes you sound more confident and certain of your opinions in Portuguese.

Synonym Swap

If you've used 'decisivo' once, try using 'determinante' or 'crucial' in the next sentence to avoid repetition.

Memorize It

Mnemonic

Think of a 'DE-CISION' that is 'VIVO' (alive/vibrant). A 'decisivo' moment is a decision that brings a result to life.

Visual Association

Imagine a referee blowing a whistle or a judge hitting a gavel at the end of a trial.

Word Web

voto golo fator momento prova argumento influência papel

Challenge

Try to use 'decisivo' in a sentence today about a choice you made, like what you ate for lunch or a task you finished.

Word Origin

From the Latin 'decisivus', which comes from 'decidere'.

Original meaning: To cut off, to determine, or to settle.

Romance (Latin root).

Cultural Context

No specific sensitivities; it is a neutral, positive, or descriptive term.

It maps almost perfectly to the English 'decisive', making it an easy 'friend' for learners.

The 'Momento Decisivo' concept by photographer Henri Cartier-Bresson. Sports headlines like 'O golo decisivo de Éder' (Euro 2016). Political slogans regarding 'o voto decisivo'.

Practice in Real Life

Real-World Contexts

Sports

  • Golo decisivo
  • Fase decisiva
  • Passe decisivo
  • Defesa decisiva

Business

  • Reunião decisiva
  • Fator decisivo
  • Voto decisivo
  • Argumento decisivo

Legal

  • Prova decisiva
  • Sentença decisiva
  • Veredito decisivo
  • Evidência decisiva

Personal Life

  • Escolha decisiva
  • Momento decisivo
  • Mudança decisiva
  • Apoio decisivo

Academic

  • Dados decisivos
  • Papel decisivo
  • Influência decisiva
  • Impacto decisivo

Conversation Starters

"Qual foi o momento mais decisivo da tua vida até agora?"

"Achas que o dinheiro é o fator decisivo para a felicidade?"

"Qual foi o golo mais decisivo que já viste no futebol?"

"Na tua opinião, qual é o papel decisivo da tecnologia na educação?"

"Como é que tomas escolhas decisivas quando estás sob pressão?"

Journal Prompts

Escreve sobre uma situação em que a tua intervenção foi decisiva para ajudar um amigo.

Descreve um momento decisivo na história do teu país.

Quais são os fatores decisivos que consideras ao escolher um novo emprego?

Reflete sobre uma decisão pequena que acabou por ter um impacto decisivo no teu futuro.

Como é que uma pessoa se torna mais decisiva no dia a dia?

Frequently Asked Questions

10 questions

In 95% of cases, yes. In Portuguese, descriptive adjectives usually follow the noun. You say 'momento decisivo', not 'decisivo momento', although the latter might appear in very formal poetry.

Yes. A 'pessoa decisiva' is someone who makes firm decisions or someone whose presence determines the success of a group. Example: 'Ela é uma jogadora decisiva'.

Yes, they are perfect cognates. They share the same meanings and usage patterns in almost every context.

Simply change the final 'o' to an 'a': 'decisiva'. This is required when modifying feminine nouns like 'vitória', 'escolha', or 'resposta'.

Both are correct. 'Mais decisivo' means 'more decisive', and 'o mais decisivo' means 'the most decisive'. Example: 'Este é o fator mais decisivo'.

The adverb is 'decisivamente', which means 'decisively'. You form it by taking the feminine form 'decisiva' and adding '-mente'.

Yes, you can say 'não foi decisivo' to indicate that something didn't really matter for the final result.

Absolutely. It is used throughout the Lusophone world, including Brazil, Portugal, Angola, and Mozambique, with the same meaning.

It is a 'decisive vote' or 'casting vote'. It is the vote that breaks a tie or ensures a majority in an election or meeting.

Yes, it is very common. 'Um golo decisivo' (a goal), 'um fator decisivo' (a factor), 'um documento decisivo' (a document).

Test Yourself 200 questions

writing

Write a sentence using 'momento decisivo'.

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Translate: 'The decisive goal was scored by him.'

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Write a sentence describing a 'fator decisivo' in a job interview.

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Use the word 'decisivas' in a sentence about evidence.

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Describe a 'líder decisivo' in Portuguese.

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Translate: 'She took a decisive attitude.'

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Write a sentence using 'decisivos' about sports.

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Translate: 'It was a decisive step for the company.'

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Use 'decisivamente' in a sentence about action.

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Write a sentence about a 'voto decisivo'.

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Translate: 'His help was decisive.'

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Write a sentence about a 'mudança decisiva'.

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Translate: 'The data are decisive.'

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Write a sentence using 'decisivo' in a school context.

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Translate: 'A decisive victory.'

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Write a sentence about a 'fase decisiva'.

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Translate: 'The decisive argument was presented.'

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Write a sentence using 'decisiva' about an influence.

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Translate: 'These are decisive hours.'

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Write a sentence about a 'prova decisiva'.

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speaking

Pronounce 'decisivo' slowly.

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Say: 'O golo foi decisivo.'

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Say: 'A ajuda foi decisiva.'

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Pronounce the plural: 'decisivos'.

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Say: 'Um momento decisivo.'

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Say: 'A vitória foi decisiva.'

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Explain what 'fator decisivo' means in Portuguese.

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Say: 'Estamos numa fase decisiva.'

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Pronounce 'decisivamente'.

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Say: 'O voto dele foi decisivo.'

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Say: 'Precisamos de uma prova decisiva.'

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Say: 'Ela é uma pessoa decisiva.'

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Say: 'Os resultados são decisivos.'

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Say: 'Foi um passo decisivo.'

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Say: 'A influência foi decisiva.'

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Say: 'O papel decisivo do governo.'

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Say: 'Um argumento decisivo.'

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Say: 'A resposta foi decisiva.'

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Say: 'Estamos no ponto decisivo.'

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Say: 'As horas decisivas chegaram.'

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listening

Listen to the word: 'decisivo'. What does it mean?

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Listen: 'O golo decisivo'. Is the goal important?

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Listen: 'Vitória decisiva'. Is the noun masculine or feminine?

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Listen: 'Momentos decisivos'. Is it singular or plural?

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Listen to the sentence: 'A ajuda foi decisiva.' What was decisive?

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Listen: 'Fator decisivo'. What is the English equivalent?

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Listen: 'A fase decisiva do torneio'. What stage is it?

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Listen: 'Prova decisiva'. Does this sound like a legal context?

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Listen: 'Decisivamente'. What part of speech is this?

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Listen: 'Escolha decisiva'. What is being chosen?

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Listen: 'O voto foi decisivo'. Was the vote conclusive?

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Listen: 'Um passo decisivo para a paz'. What is the goal?

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Listen: 'As evidências são decisivas'. Are there multiple pieces of evidence?

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Listen: 'Papel decisivo'. Does 'papel' mean paper or role here?

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Listen: 'Mudança decisiva'. Is it a big change?

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/ 200 correct

Perfect score!

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