cyanobacteria

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cy·a·no·bac·te·ri·um

 (sī′ə-nō-băk-tîr′ē-əm, sī-ăn′ō-)
n. pl. cy·a·no·bac·te·ri·a (-tîr′ē-ə)
Any of various photosynthetic bacteria of the phylum Cyanobacteria that are generally blue-green in color and are widespread in marine and freshwater environments, with some species capable of nitrogen fixation. Also called blue-green alga, blue-green bacterium.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

cyanobacteria

(ˌsaɪənəʊbækˈtɪərɪə)
pl n, sing -rium (-rɪəm)
(Microbiology) a group of photosynthetic bacteria (phylum Cyanobacteria) containing a blue photosynthetic pigment. Former name: blue-green algae
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014

blue′-green` al′gae


n.pl.
any of various groups of prokaryotic microorganisms of the phylum Cyanophyta, containing chlorophyll and a blue pigment. Also called cyanobacteria.
[1895–1900]
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.cyanobacteria - predominantly photosynthetic prokaryotic organisms containing a blue pigment in addition to chlorophyllcyanobacteria - predominantly photosynthetic prokaryotic organisms containing a blue pigment in addition to chlorophyll; occur singly or in colonies in diverse habitats; important as phytoplankton
eubacteria, eubacterium, true bacteria - a large group of bacteria having rigid cell walls; motile types have flagella
class Cyanobacteria, class Cyanophyceae, Cyanophyceae - photosynthetic bacteria found in fresh and salt water, having chlorophyll a and phycobilins; once thought to be algae: blue-green algae
nostoc - found in moist places as rounded jellylike colonies
trichodesmium - large colonial bacterium common in tropical open-ocean waters; important in carbon and nitrogen fixation
Based on WordNet 3.0, Farlex clipart collection. © 2003-2012 Princeton University, Farlex Inc.
References in periodicals archive ?
BEWARE: Green blue algae, which has been reported in the pond at Cooper Park in Elgin, poses a particular risk to any dogs that may swim in the water
DOG owners are being warned to keep their pets out of lakes showing green or blue algae which may be fatal if swallowed.
When blue algae is known about, warning signs are often erected so look out for any warning signs put up by the Environment Agency or local councils near water bodies but if there are no signs, don't assume that it is safe.
One has to recognise which species of green and blue algae one can use for the purpose," he remarked.
China saw its first river chief in 2007 when the central government appointed local officials to assuage the pollution problem in the Taihu Lake in the Jiangsu Province in eastern China where blue algae had broken out.
SLIME: Newsham Park lake, where blue algae has formed
Fish stocks include common carp, perch, tench, roach and bream, while two floating aerators have been bought to try to combat the threat of blue algae during hot summers.