Definition of centifolious in US English:

centifolious

adjective

  • Of a flower, especially a rose: having a very large number of petals; double. Compare centifolia.

Origin

Early 18th century; earliest use found in Nathan Bailey (d. 1742), lexicographer and schoolmaster. From classical Latin centifolius (in rosa centifolia rose with a hundred petals (Pliny) from centum hundred + folium leaf, petal, after Hellenistic Greek ἑκατοντάϕυλλος (Theophrastus)) + -ous.

Pronunciation

centifolious

/ˌsɛntɪˈfəʊlɪəs/