Synonyms of definitive in English:

definitive


See US English definition of definitive

See UK English definition of definitive

See Spanish definition of definitivo

adjective

1‘a definitive decision’

SYNONYMS
conclusive, final, ultimate
decisive, unconditional, unqualified, absolute, categorical, positive, definite
ANTONYMS

provisional

2‘the definitive guide to the movies’

SYNONYMS
authoritative, exhaustive, most reliable, most complete, most perfect, most scholarly, best, finest, consummate
classic, standard, recognized, accepted, approved, official, established