noun ·Rare ·Advanced level

Definitions

Noun

1. 1
   The congenital absence of some or all primary or permanent teeth, caused by a rare genetic disorder. countable, uncountable

Synonyms

All synonyms

toothlessness

Etymology

From an- (prefix meaning ‘lacking, without’) + -odontia (suffix forming nouns denoting the condition of teeth).

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