Definition of plasmalemmasome in English:

plasmalemmasome

(also plasmalemmosome)

noun

Biology
  • A plant or microbial cell organelle formed by invagination of the plasmalemma and composed of material derived from it.

Origin

1960s. From plasmalemma + -some.

Pronunciation

plasmalemmasome

/ˌplazməˈlɛməsəʊm/