Definition of mesethmoid in English:

mesethmoid

Pronunciation /mɛsˈɛθmɔɪd/ /mɛzˈɛθmɔɪd/

noun

  • The ethmoid bone.

adjective

  • Of, relating to, or of the nature of the ethmoid bone.

Origin

Late 19th century; earliest use found in William Flower (1831–1899), zoologist and museum curator. From meso- + ethmoid.