Definition of plastocyanin in English:

plastocyanin

noun

Biochemistry
  • A blue copper-containing protein (differing slightly from species to species) which is found in the chloroplasts of green plants and in certain bacteria, and is involved in electron transfer during photosynthesis.

Origin

1960s. From plast- + -o- + cyanin.

Pronunciation

plastocyanin

/ˌplastə(ʊ)ˈsʌɪənɪn/