Find Antonyms

definitional Antonyms

Opposite of definitional

Pinning down the opposite of definitional requires matching its exact sense, so the antonyms and opposite words below are paired with a clear adjective definition and ranked by contrast strength.
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• adjective (Context 1)

Constituting the essential nature or fundamental character of something.

Usage Example

"Free inquiry and open debate are incidental features of a thriving academic community."

Strong
incidental
peripheral
extrinsic
accidental

Similar words to definitional

Words similar to definitional shift depending on context. Common synonyms include:

defining
essential
constitutive
intrinsic
fundamental
semantic
quintessential
terminological
See all synonyms of definitional

• Nearby Words

definitely
definiteness
definition
definitional
definitionally
definitive
definitively

Cite this Entry

Wordmom. (2026). Antonyms for Definitional. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/antonyms/definitional
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