Agnathia
//æɡˈneɪ.θi.ə// noun
noun ·Rare ·Advanced level
Definitions
Noun
- 1 A birth defect in which the mandible is missing. uncountable
"When there is agnathia, instead of the inferior maxillary bone we find nothing but a kind of tubercle formed of skin, cellular tissue, fat, and some few muscular fibres."
Example
More examples"When there is agnathia, instead of the inferior maxillary bone we find nothing but a kind of tubercle formed of skin, cellular tissue, fat, and some few muscular fibres."
Etymology
Derived from Ancient Greek ἀ- (a-, “without”) + γνάθος (gnáthos, “jaw”) + -ia.
Related phrases
More for "agnathia"
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.