Dictionary.com
Thesaurus.com

blue-green alga

American  

noun

  1. any of the cyanobacteria.

blue-green alga Scientific  
/ blo̅o̅′grēn′ /

  1. See under cyanobacterium

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.