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Webster 1913 Edition


Nostoc

Nos′toc

,
p
rop.
Noun.
[F.]
(Bot.)
A genus of algae. The plants are composed of moniliform cells imbedded in a gelatinous substance.
Nostoc commune
is found on the ground, and is ordinarily not seen; but after a rain it swells up into a conspicuous jellylike mass, which was formerly supposed to have fallen from the sky, whence the popular names,
fallen star
and
star jelly
. Also called
witches’ butter
.

Definition 2024


nostoc

nostoc

See also: Nostoc

English

Noun

nostoc (plural nostocs)

  1.  Any member of the genus Nostoc of cyanobacteria, found in a variety of environmental niches, that form colonies composed of filaments of moniliform cells in a gelatinous sheath.

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Translations