Definition of polypodiaceous in English:

polypodiaceous

adjective

Botany
  • Belonging to or characteristic of the family Polypodiaceae of ferns, of which Polypodium is the type genus, and which typically have a long creeping rhizome and round or oval sori lacking indusia.

Origin

Early 19th century; earliest use found in Helen Maria Williams (1761–1827), writer. From scientific Latin Polypodiaceae, family name + -ous.

Pronunciation

polypodiaceous

/ˌpɒlɪpəʊdɪˈeɪʃəs/