Found 1 items, similar to blue-green alga.
English → English (gcide) Definition: blue-green alga blue-green alga \blue“-green al”ga\ pl. blue“-green al”gae [from the color and resemblance to algae.] any of a group of photosynthetic microorganisms possessing characteristics of both bacteria and plants. When classed as bacteria, they are assigned to the Cyanobacteria; when classed as plants, they are assigned to the Cyanophyta. They are now known to be prokaryotic, and are usually called cyanobacteria in technical contexts. See cyanobacterium. [PJC]