Microstomia

noun

noun ·Rare ·Advanced level

Definitions

Noun
  1. 1
    The presence of an abnormally small mouth, a clinical feature of many craniofacial syndromes. uncountable

Etymology

From micro- + stoma + -ia.

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