undeterminable

U1N1D2E1T1E1R1M3I1N1A1B3L1E1

adjective

Not possible to determine.

Similar
indeterminableindeterminateunascertainableundiscoverableunpredictable
Opposite
determinable
Scrabble 19
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Meanings

adjectiveundeterminable (not comparable)
  1. not comparableNot possible to determine.

    Antonyms: determinable

Synonyms & antonyms

adjectiveNot possible to determine.

Opposite
determinable

More synonyms by meaning

adjectivenot capable of being definitely decided or ascertained

Similar
indeterminableindeterminateunascertainableundiscoverableunpredictable
Also see
indeterminableindeterminateunascertainableundiscoverableunpredictable

Synonym sets from Open English WordNet, CC BY 4.0.

Origin

From un- + determine + -able.

Full word history & related roots →
Cite this entry
APA

undeterminable. (n.d.). In WatkinsX Dictionary. Retrieved November 2, 2026, from https://dictionary.watkinsx.com/word/undeterminable

MLA

“undeterminable.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/undeterminable. Accessed November 2, 2026.

Chicago

WatkinsX Dictionary, s.v. “undeterminable,” accessed November 2, 2026, https://dictionary.watkinsx.com/word/undeterminable.

Source: undeterminable on Wiktionary, CC BY-SA 4.0.