plural noun
Het·​ero·​coc·​ca·​les | \ˈhetə(ˌ)rōˌkäˈkā(ˌ)lēz\

Definition of Heterococcales 

: an order of yellow-green algae including all members of the class Xanthophyceae having the immobile vegetative cells surrounded by a cell wall and incapable of returning to the motile state directly

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History and Etymology for Heterococcales

New Latin, from Heterococcus, genus of algae (from heter- + -coccus) + -ales

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something that serves to warn or remind

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