heterotroph

heterotroph

[het-er-uh-trof, -trohf]
noun
Biology. an organism requiring organic compounds for its principal source of food.
Compare autotroph.


Origin:
1895–1900; hetero- + -troph

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World English Dictionary
heterotrophic (ˌhɛtərəʊˈtrɒfɪk)
 
adj
Compare autotrophic (of organisms, such as animals) obtaining carbon for growth and energy from complex organic compounds
 
[C20: from hetero- + Greek trophikos concerning food, from trophē nourishment]
 
'heterotroph
 
n

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American Heritage
Medical Dictionary

heterotroph het·er·o·troph (hět'ər-ə-trŏf', -trōf')
n.
An organism that cannot synthesize its own food and is dependent upon complex organic substances for nutrition.


het'er·o·troph'ic (-trŏf'ĭk, -trō'fĭk) adj.
het'er·ot'ro·phy (-ə-rŏt'rə-fē) n.
The American Heritage® Stedman's Medical Dictionary
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American Heritage
Science Dictionary
heterotroph   (hět'ər-ə-trŏf')  Pronunciation Key 
An organism that cannot manufacture its own food and instead obtains its food and energy by taking in organic substances, usually plant or animal matter. All animals, protozoans, fungi, and most bacteria are heterotrophs. Compare autotroph.

heterotrophic adjective (hět'ər-ə-trŏf'ĭk)
The American Heritage® Science Dictionary
Copyright © 2002. Published by Houghton Mifflin. All rights reserved.
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