Definition of macrocheilia in US English:

macrocheilia

noun

Medicine
  • Abnormal enlargement or thickening of one or both lips.

Origin

Late 19th century. From macro- + ancient Greek χεῖλος lip + -ia; compare French macrochilie, macrocheilie.

Pronunciation

macrocheilia

/ˌmakrə(ʊ)ˈkʌɪlɪə/