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A hairlike or bristlelike, sometimes glandular, outgrowth from the epidermis of a plant.
[Greek trikhōma, growth of hair, from trikhoun, to cover with hair, from thrix, trikh-, hair, of unknown origin.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
1. (Botany) any hairlike outgrowth from the surface of a plant
2. (Botany) any of the threadlike structures that make up the filaments of blue-green algae
[C19: from Greek trikhōma, from trikhoun to cover with hair, from thrix a hair]
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
trich•ome(ˈtrɪk oʊm, ˈtraɪ koʊm)
1. a hairy outgrowth on a plant's surface, as a prickle.
2. a microorganism composed of many filamentous cells arranged in strands or chains.
tri•chom•ic (trɪˈkɒm ɪk, -ˈkoʊ mɪk) adj.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.