Merriam-Webster Logo
  • Dictionary
  • Thesaurus
  • Scrabble
  • Spanish Central
  • Learner's Dictionary

Medical Dictionary


noun demi·lune \ˈdem-ē-ˌlün\

Medical Definition of demilune

  1. :  one of the small crescentic groups of granular deeply staining zymogen-secreting cells lying between the clearer mucus-producing cells and the basement membrane in the alveoli of mixed salivary glands—called also crescent of Giannuzzi

Seen and Heard

What made you want to look up demilune? Please tell us where you read or heard it (including the quote, if possible).