Definition of petaliform in English:

petaliform

Pronunciation /ˈpɛt(ə)lɪfɔːm/

adjective

Botany
  • Having the form of or resembling a petal; petaloid.

Origin

Late 18th century; earliest use found in Thomas Martyn (1735–1825), botanist. From petal + -iform, after scientific Latin petaliformis.