autotroph

[ aw-tuh-trof, -trohf ]

/ ˈɔ təˌtrɒf, -ˌtroʊf /

noun Biology.

any organism capable of self-nourishment by using inorganic materials as a source of nutrients and using photosynthesis or chemosynthesis as a source of energy, as most plants and certain bacteria and protists.

Compare heterotroph.

Origin of autotroph

1935–40; back formation from autotrophic;see auto-¹, trophic

OTHER WORDS FROM autotroph

au·to·troph·ic, adjective

Words nearby autotroph

autotoxin, autotransformer, autotransfusion, autotransplant, autotransplantation, autotroph, autotrophic, autotruck, Auto-Tune, autotype, autovaccination

Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Medical definitions for autotroph

autotroph

[ ô′tə-trŏf′, -trōf′ ]

n.

An organism capable of synthesizing its own food from inorganic substances using light or chemical energy. Green plants, algae, and certain bacteria are autotrophs.

Other words from autotroph

au′to•troph′ic (-trŏf′ĭk, -trō′fĭk) adj.

Scientific definitions for autotroph

autotroph

[ ô′tə-trŏf′ ]

An organism that manufactures its own food from inorganic substances, such as carbon dioxide and ammonia. Most autotrophs, such as green plants, certain algae, and photosynthetic bacteria, use light for energy. Some autotrophs, such as chemosynthetic bacteria, obtain their energy from inorganic compounds such as hydrogen sulfide by combining them with oxygen. Compare heterotroph.

Other words from autotroph

autotrophic adjective (ô′tə-trŏf′ĭk, -trō′fĭk)

单词	autotroph
释义	autotroph [ aw-tuh-trof, -trohf ] / ˈɔ təˌtrɒf, -ˌtroʊf / noun Biology. any organism capable of self-nourishment by using inorganic materials as a source of nutrients and using photosynthesis or chemosynthesis as a source of energy, as most plants and certain bacteria and protists. Compare heterotroph. Origin of autotroph 1935–40; back formation from autotrophic;see auto-¹, trophic OTHER WORDS FROM autotroph au·to·troph·ic, adjective Words nearby autotroph autotoxin, autotransformer, autotransfusion, autotransplant, autotransplantation, autotroph, autotrophic, autotruck, Auto-Tune, autotype, autovaccination Dictionary.com UnabridgedBased on the Random House Unabridged Dictionary, © Random House, Inc. 2020 Medical definitions for autotroph autotroph [ ô′tə-trŏf′, -trōf′ ] n. An organism capable of synthesizing its own food from inorganic substances using light or chemical energy. Green plants, algae, and certain bacteria are autotrophs. Other words from autotroph au′to•troph′ic (-trŏf′ĭk, -trō′fĭk) adj. The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company. Scientific definitions for autotroph autotroph [ ô′tə-trŏf′ ] An organism that manufactures its own food from inorganic substances, such as carbon dioxide and ammonia. Most autotrophs, such as green plants, certain algae, and photosynthetic bacteria, use light for energy. Some autotrophs, such as chemosynthetic bacteria, obtain their energy from inorganic compounds such as hydrogen sulfide by combining them with oxygen. Compare heterotroph. Other words from autotroph autotrophic adjective (ô′tə-trŏf′ĭk, -trō′fĭk) The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
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