MEANING
An organism that builds organic compounds from inorganic sources, using light or chemical energy.
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Words that belong together
- photosynthetic autotroph
- autotrophic organism
On the page
An autotroph formed the base of the colony’s food web.
The cave’s autotrophs drew energy from chemical reactions.
Opposite meanings
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Word forms
- Base
- autotroph
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Usage notes
Primary category: sci-fi. Forms: Singular autotroph; plural autotrophs. Legacy lexical fields mirror sense 1 only. Use numbered sense fields for all meanings.
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