Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- noun Any of various filamentous freshwater green algae of the genus Spirogyra, having chloroplasts in spirally twisted bands.
from The Century Dictionary.
- noun A genus of fresh-water algæ, of the class Conjugatæ and order Zygnemaceæ.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun Any of a group of freshwater, filamentous
green algae , of the genus Spirogyra, havingchloroplasts arranged inspirals .
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- noun freshwater algae consisting of minute filaments containing spiral chlorophyll bands
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
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Examples
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By complex life I am referring to any multi-cellular like form, and the early Cambrian period with small shelled animals, spirogyra like plants, worms etc is an example of complex life.
If the Earth is Rare, We May Not Hear from ET | Universe Today 2010
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Home mortgage insurance biaural to typo abdicable spirogyra specular, of any disparaging, blindly of loofa is pressingly a clanking latest.
Rational Review 2009
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Guesstimate is no spirogyra but it’s not an especially bad-looking or - sounding creation, and it has its own semantic spot.
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After several historical examples of the scientific literary tradition (Voltaire on smallpox inoculations; Anton van Leeuwenhoek on spirogyra; Huxley’s public lecture - “On a Piece of Chalk”; Darwin), McEwan turns to Dawkins.
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