Main Entry: cit·rus

Pronunciation: \ˈsi-trəs\

Function: noun

Inflected Form(s): plural citrus or cit·rus·es

Usage: often attributive

Etymology: New Latin, genus name, from Latin

Date: 1825

: any of a group of often thorny trees and shrubs (Citrus and related genera) of the rue family grown in warm regions for their edible fruit (as the orange or lemon) with firm usually thick rind and pulpy flesh; also : the fruit

— cit·rusy \ˈsi-trə-sē\ adjective