- autotrophAny organism that can synthesize its food from inorganic substances, using heat or light as a source of energy.
- chemoautotropha simple microorganism, such as a prokaryote (bacteria and Archaea), that derives its energy from chemical processes rather than photosynthesis
- photoautotrophan organism, such as all green plants, that can synthesize its own food from inorganic material using light as a source of energy
- -trophForming nouns denoting members of classes of organisms distinguished by trophic modes.
- tropho-nourish; nourishment.
- -trophynutrition
- TryphosaName of a Christian woman mentioned in the Bible.