Definition of phragmosome in English:

phragmosome

(also phragmasome)

noun

Botany
  • A layer of darker cytoplasm which forms during mitosis in some plant cells at the site of the future cell plate.

Origin

1940s. From phragm- + -o- + -some.

Pronunciation

phragmosome

/ˈfraɡməsəʊm/