[ foh-tuh-trof, -trohf ]
/ ˈfoʊ təˌtrɒf, -ˌtroʊf /
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any organism that uses light as its principal source of energy.
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The rainy weather could not ________ my elated spirits on my graduation day.
OTHER WORDS FROM phototrophpho·to·troph·ic, adjective
Words nearby phototroph
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2021
British Dictionary definitions for phototroph
/ (ˈfəʊtəʊˌtrɒf) /
an organism that obtains energy from sunlight for the synthesis of organic compounds
Derived forms of phototrophphototrophic (ˌfəʊtəʊˈtrɒfɪk), adjective
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
Scientific definitions for phototroph
[ fō′tə-trŏf′ ]
An organism that manufactures its own food from inorganic substances using light for energy. Green plants, certain algae, and photosynthetic bacteria are phototrophs. Also called photoautotroph
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.