Definition of polian in English:

polian

adjective

Zoology
  • Designating each of the sacs or tubes connected with the circular vessel of the water-vascular system in many echinoderms. Chiefly in "Polian vesicle".

Origin

Mid 19th century; earliest use found in Philosophical Transactions of the Royal Society of London. From the name of Giuseppe Saverio Poli, Neapolitan doctor and naturalist + -an.

Pronunciation

polian

/ˈpəʊlɪən/