Definition of perigonium in English:

perigonium

noun

  • 1The perianth of a flowering plant.

  • 2A cluster of modified leaves surrounding the antheridium of a bryophyte.

Origin

Early 19th century; earliest use found in Patrick Keith (1769–1840). From scientific Latin perigonium from peri- + ancient Greek γόνος offspring, seed + scientific Latin -ium.

Pronunciation

perigonium

/ˌpɛrɪˈɡəʊnɪəm/