DEFINITIONS

definitive

[ dih-fin-i-tiv ]
/ dɪˈfɪn ɪ tɪv /
SEE SYNONYMS FOR definitive ON THESAURUS.COM

adjective

most reliable or complete, as of a text, author, criticism, study, or the like: the definitive biography of Andrew Jackson.
serving to define, fix, or specify definitely: to clarify with a definitive statement.
having its fixed and final form; providing a solution or final answer; satisfying all criteria: the definitive treatment for an infection; a definitive answer to a dilemma.
Biology. fully developed or formed; complete.

noun

a defining or limiting word, as an article, a demonstrative, or the like.
Philately. a stamp that is a regular issue and is usually on sale for an extended period of time.Compare commemorative(def 2).

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Words related to definitive

precise, unambiguous, actual, categorical, clear-cut, reliable, definite, specific, ultimate, exhaustive, decisive, conclusive, absolute, complete, determining, downright, ending, express, final, last

Words nearby definitive

definite integral, definite relative clause, definite relative pronoun, definitely, definition, definitive, definitive host, definitive plumage, definitize, definitude, deflagrate

Origin of definitive

1350–1400; Middle English < Old French < Latin dēfīnītīvus, equivalent to dēfīnīt(us) (see definite) + -īvus -ive

OTHER WORDS FROM definitive

WORDS THAT MAY BE CONFUSED WITH definitive

definite definitive
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for definitive

British Dictionary definitions for definitive

definitive
/ (dɪˈfɪnɪtɪv) /

adjective

serving to decide or settle finally; conclusive
most reliable, complete, or authoritativethe definitive reading of a text
serving to define or outline
zoology fully developed; completethe definitive form of a parasite
  1. (of postage stamps) permanently on sale
  2. (as noun) a definitive postage stamp

noun

grammar a word indicating specificity of reference, such as the definite article or a demonstrative adjective or pronoun

Derived forms of definitive

definitively, adverbdefinitiveness, noun
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012