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indeterminable Synonyms

Another word for indeterminable

Choosing another word for indeterminable depends on context, so the 13 synonyms and similar words below are separated across 2 exact definitions and ranked by match strength.
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• adjective (Context 1)

Impossible to ascertain, calculate, or definitely establish.

Usage Example

"Because the ancient manuscript was severely damaged by water, the exact date of its composition remains unascertainable."

Strongest
unascertainable
incalculable
unknowable
Strong
immeasurable
indefinable
unfathomable
unquantifiable
indeterminate

• adjective (Context 2)

Incapable of being settled, resolved, or brought to a conclusive end.

Usage Example

"The boundary dispute between the two estates proved unresolvable until new historical land deeds were uncovered."

Strongest
unresolvable
irresolvable
undecidable
Strong
insoluble
insolvable

Opposites of indeterminable

The opposite of indeterminable shifts depending on context. Common opposites include:

determinable
decidable
ascertainable
resolvable
settleable
calculable
measurable
knowable
See all opposites of indeterminable

• Nearby Words

indestructibility
indestructible
indestructibly
indeterminable
indeterminate
indeterminately
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Cite this Entry

Wordmom. (2026). Synonyms for Indeterminable. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/indeterminable
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