noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The quality of being uncertain. uncountable
2. 2
   being unsettled or in doubt or dependent on chance wordnet

Synonyms

All synonyms

uncertaintychancehesitationincertitudeindecisionindecisiveness

Etymology

From Middle English uncerteynnes; equivalent to uncertain + -ness.

Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.