Definitions

from The Century Dictionary.

  • A family of fresh-water algæ belonging to the subclass Nostochineæ of the class Cyanophyceæ (Cryptophyceæ), and typified by the genus Nostoc.

from the GNU version of the Collaborative International Dictionary of English.

  • proper noun A natural family of blue-green algae.

from Wiktionary, Creative Commons Attribution/Share-Alike License.

  • proper noun A taxonomic family within the order Nostocales — many cyanobacteria.

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

  • noun blue-green algae

Etymologies

from Wiktionary, Creative Commons Attribution/Share-Alike License

Nostoc +‎ -aceae

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