• synonyms


  1. a combining form meaning “seaweed,” “algae,” used in the formation of compound words: phycochrome.
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Origin of phyco-

< Greek phȳko-, combining form representing phŷkos seaweed
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for phyco-


combining form
  1. seaweedphycology
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Word Origin

from Greek phukos
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for phyco-

word-forming element in science meaning "seaweed, algae," from Latinized comb. form of Greek phykos "seaweed, sea wrack."

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Online Etymology Dictionary, © 2010 Douglas Harper

phyco- in Medicine


  1. Seaweed; algae:phycomycete.
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The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.