Main Entry: ol·i·go·chaete

Pronunciation: \-ˌkēt\

Function: noun

Etymology: New Latin Oligochaeta, ultimately from Greek olig- + chaitē long hair

Date: 1896

: any of a class or order (Oligochaeta) of hermaphroditic terrestrial or aquatic annelids (as an earthworm) that lack a specialized head

— oligochaete adjective