Definition of pupiform in US English:

pupiform

(also pupaeform)

adjective

Zoology
  • Resembling the pupa of an insect; especially (of a gastropod shell or protoconch) somewhat cylindrical and bluntly rounded.

Origin

Mid 19th century; earliest use found in Samuel Woodward (1821–1865), naturalist and palaeontologist. From pupa + -iform.

Pronunciation

pupiform

/ˈpjuːpɪfɔːm/