affirmative

1 of 2

adjective

Synonyms of affirmative
1
: asserting that the fact is so
gave an affirmative answer
affirmative proof
2
: positive
an affirmative approach
3
: favoring or supporting a proposition or motion
an affirmative vote
was on the affirmative side in the debate
4
logic : asserting a predicate of a subject
affirmatively adverb
responded affirmatively

affirmative

2 of 2

noun

1
: an expression (such as the word yes) of affirmation or assent
2
: the side that upholds the proposition stated in a debate
3
logic : an affirmative (see affirmative entry 1 sense 4) proposition
see also:

Examples of affirmative in a Sentence

Adjective She gave an affirmative answer, not a negative answer. Noun we have five affirmatives and two negatives for forming the committee
Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Adjective
The answer to both questions is affirmative. George Varga, San Diego Union-Tribune, 19 June 2026 Bill stutters an affirmative response that captures every man who has held out irrational hope that a woman will return to him. Stephen Rodrick, Rolling Stone, 16 June 2026
Noun
Their widened eyes were enough to answer in the affirmative. Joshua Kloke, New York Times, 9 May 2026 Lue replied when a reporter answered in the affirmative. Peter Sblendorio, New York Daily News, 8 Jan. 2026 See All Example Sentences for affirmative

Word History

Etymology

Adjective

Middle English, borrowed from Anglo-French affirmatif, borrowed from Late Latin affirmātīvus, from Latin affirmātus (past participle of affirmāre "to affirm") + -īvus -ive

Noun

Middle English, borrowed from Anglo-French affirmatif, noun derivative of affirmatif affirmative entry 1

First Known Use

Adjective

15th century, in the meaning defined at sense 4

Noun

15th century, in the meaning defined at sense 1

Time Traveler
The first known use of affirmative was in the 15th century

Cite this Entry

“Affirmative.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/affirmative. Accessed 7 Jul. 2026.

Kids Definition

affirmative

1 of 2 adjective
1
: declaring that the fact is so
gave an affirmative answer
2
: being positive or helpful
take an affirmative approach
affirmatively adverb

affirmative

2 of 2 noun
1
: an expression (as the word yes) of agreement
2
: the affirmative side in a debate or vote

Legal Definition

affirmative

adjective
1
: asserting the existence of certain facts especially in support of a cause of action
affirmative proof
2
: resulting from an intentional act
affirmative concealment
3
: involving or requiring application of effort
an affirmative duty
4
: favoring or supporting a proposition or motion
an affirmative vote
affirmatively adverb

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