Definition of polycystine in English:

polycystine

(also polycystin)

adjective

Zoology
  • Originally: = "radiolarian" (obsolete). Later: specifically of, relating to, or designating radiolarians of the class Polycystinea, whose central capsule surrounding the nucleus has many evenly spaced perforations.

noun

Zoology
  • Originally: = "radiolarian" (obsolete). Later: specifically a radiolarian of the class Polycystinea.

Origin

Mid 19th century. From scientific Latin Polycystina (or later Polycystinea), group name from poly- + ancient Greek κύστις bladder + scientific Latin -ina (or -inea): see -ine.

Pronunciation

polycystine

/ˌpɒlɪˈsɪstiːn//ˌpɒlɪˈsɪstʌɪn/