Definition of photoautotrophic in English:

photoautotrophic

adjective

Biology
  • Of an organism or its nutrition: autotrophic and obtaining energy from light; using light energy for biosynthesis from simple inorganic compounds.

Origin

1930s; earliest use found in Quarterly Review of Biology. From photo- + autotrophic. Compare German Photoautotrophie.

Pronunciation

photoautotrophic

/ˌfəʊtəʊˌɔːtə(ʊ)ˈtrɒfɪk//ˌfəʊtəʊˌɔːtə(ʊ)ˈtrəʊfɪk/