Definition of dichlamydeous in US English:

dichlamydeous

(also dichlamydious)

adjective

Botany
  • Of a flower: having both a calyx and a corolla, or having a double perianth.

Origin

Mid 19th century; earliest use found in John Lindley (1799–1865), botanist and horticulturist. From scientific Latin dichlamydeae + -ous.

Pronunciation

dichlamydeous

/ˌdʌɪkləˈmɪdɪəs/