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a combining form meaning “seaweed,” “algae,” used in the formation of compound words:
Origin of phyco-
< Greek phȳko-, combining form representing phŷkos seaweed Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2018.
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British Dictionary definitions for phyco-


combining form
seaweed: phycology
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
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Word Origin and History for phyco-

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

Online Etymology Dictionary, © 2010 Douglas Harper
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phyco- in Medicine

phyco- pref.
Seaweed; algae: phycomycete.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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