Definition of pteropodial in English:

pteropodial

Pronunciation /tɛrə(ʊ)ˈpəʊdɪəl/

adjective

rare Zoology
  • Designating the winglike lobes of the foot of a pteropod. Also (of a mollusc): having a foot with winglike lobes; that is a pteropod.

Origin

Late 19th century; earliest use found in Encyclopaedia Britannica. From pteropod + -ial, after podial.