Main Entry: zo·o·xan·thel·la

Pronunciation: \ˌzō-ə-zan-ˈthe-lə\

Function: noun

Inflected Form(s): plural zo·o·xan·thel·lae \-(ˌ)lē\

Etymology: New Latin, from zo- + xanth- + -ella (diminutive suffix)

Date: circa 1891

: any of various symbiotic dinoflagellates that live within the cells of other organisms (as reef-building coral polyps)