ALL meanings of autotroph
au·to·troph
A a - noun autotroph 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. 1
- noun autotroph An organism that is able to form nutritional organic substances from simple inorganic substances such as carbon dioxide. 1
- noun autotroph (ecology) Any organism that can synthesize its food from inorganic substances, using heat or light as a source of energy. 0