This shows grade level based on the word's complexity.
phototroph
[ foh-tuh-trof, -trohf ]
/ ˈfoʊ təˌtrɒf, -ˌtroʊf /
Save This Word!
This shows grade level based on the word's complexity.
noun Biology.
any organism that uses light as its principal source of energy.
QUIZ
GOOSES. GEESES. I WANT THIS QUIZ ON PLURAL NOUNS!
Test how much you really know about regular and irregular plural nouns with this quiz.
Question 1 of 9
Which of the following nouns has an irregular plural form?
OTHER WORDS FROM phototroph
pho·to·troph·ic, adjectiveWords nearby phototroph
Dictionary.com Unabridged
Based on the Random House Unabridged Dictionary, © Random House, Inc. 2022
British Dictionary definitions for phototroph
phototroph
/ (ˈfəʊtəʊˌtrɒf) /
noun
an organism that obtains energy from sunlight for the synthesis of organic compounds
Derived forms of phototroph
phototrophic (ˌfəʊtəʊˈtrɒfɪk), adjectiveCollins 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
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.