ommatidium

play
noun om·ma·tid·i·um \ˌä-mə-ˈti-dē-əm\

Definition of ommatidium

plural

ommatidia

play \-dē-ə\
  1. :  one of the elements corresponding to a small simple eye that make up the compound eye of an arthropod

ommatidial

play \-dē-əl\ adjective

Origin and Etymology of ommatidium

New Latin, from Greek ommat-, omma eye; akin to Greek ōps eye — more at eye


First Known Use: 1884


Learn More about ommatidium


Seen and Heard

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

WORD OF THE DAY

to decrease in size, extent, or degree

Get Word of the Day daily email!