/ Dictionary / Index C Cyanophyta: Meaning and Definition of Find definitions for: Cy•a•noph•y•ta Pronunciation: (sī"u-nof'i-tu), [key] — n. Biol. a phylum, or subkingdom, in the kingdom Monera, comprising the blue-green algae. Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease. See also: cyanophyta (Thesaurus) cyanometer cyanophyte Related Content Daily Word Quiz: arid Analogy of the Day: Today’s Analogy Spelling Bee: Today’s Spelling Bee Frequently Misspelled Words Frequently Mispronounced Words Easily Confused Words Writing & Language