agnathia

[医] 无[下]颌[畸形]

发音

/æɡˈneɪ.θi.ə/

别名

agnathism

释义与例句

n.
  1. 1.

    A birth defect in which the mandible is missing.

    不可数 医学

    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.

    The lower jaw may be absent (agnathia).

词源

Derived from Ancient Greek ἀ- (a-, “without”) + γνάθος (gnáthos, “jaw”) + -ia.

来源：wiktionary