Definition of Cyanobacteria in English:

Cyanobacteria

Syllabification: Cy·a·no·bac·te·ri·a
Pronunciation: /ˌsīənōbakˈtirēə, sīˌanō-
 
/
Biology
1A division of microorganisms that are related to the bacteria but are capable of photosynthesis. They are prokaryotic and represent the earliest known form of life on the earth.
  • Class Cyanophyceae, kingdom Eubacteria
More example sentences
  • That is, all Cyanobacteria and algal chloroplasts are, together, all of the descendants of some unique common ancestral cyanobacterium.
  • Only Aquificales and Cyanobacteria do not present evidence of such a structuring, possibly because of a sampling effect, since only a few bacteria of these phyla have been presently sequenced.
  • The significant buildup probably began about two billion years ago, with the appearance of Cyanobacteria.
1.1 (as plural noun cyanobacteria) Microorganisms of the Cyanobacteria division. Also called blue-green algae.
More example sentences
  • Unlike any other flagellate algae, they contain phycobilins as accessory photosynthetic pigments, as do red algae and cyanobacteria.
  • We conclude that there is no evidence available to support assignment of Halysis either to chlorophyte algae or to cyanobacteria.
  • In Florida scrub, soil crusts include algae, cyanobacteria, and diatoms.

Origin

modern Latin (plural), from Greek kuaneos 'dark blue' + plural of bacterium.

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