odo·nate I. \ˈōdənˌāt, -_ə̇t\noun (-s) Usage: sometimes capitalized Etymology: New Latin Odonata : an insect of the order Odonata < nymphs of certain of the larger odonates … capture and eat small fish — Biological Abstracts > II. adjective : of or relating to the Odonata < odonate larvae > < odonate nymphs > < odonate life >