retrognathia

名词 n.
中文释义
美 /ˌɹə.tɹoʊˈnæθ.i.ə/

英文释义

名词 n.
  1. A malocclusion in which the maxilla or mandible is further posterior than would be expected. uncountable
    — Most people who have retrognathia were born with it. Sometimes, it’s passed down through families.

词源

From retro- + Ancient Greek γνάθος (gnáthos, “jaw”) + -ia.
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