adj ·Rare ·Advanced level

Definitions

Adjective

1. 1
   Incapable of being doubted; undoubted; indubitable. not-comparable, rare

   "Her undoubtable quality had a non-individual flavour, as if standing for her class."

Synonyms

All synonyms

indubitableindubitableirrefragableirrefutableunivocal

Example

More examples

"Her undoubtable quality had a non-individual flavour, as if standing for her class."

Etymology

From Middle English undoutable, undoutabil, equivalent to un- + doubtable.

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