Definitions

from Wiktionary, Creative Commons Attribution/Share-Alike License

  • proper n. A taxonomic phylum within the kingdom Bacteria — (formerly within subkingdom Eubacteria) - the blue-green algae.
  • proper n. A taxonomic class within the phylum Cyanobacteria.

from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.

  • n. predominantly photosynthetic prokaryotic organisms containing a blue pigment in addition to chlorophyll; occur singly or in colonies in diverse habitats; important as phytoplankton

Etymologies

Latin cyano a blue gemstone + bacteria (Wiktionary)

Examples

Wordnik is becoming a not-for-profit! Read our announcement here.

Comments

Log in or sign up to get involved in the conversation. It's quick and easy.