Definition of platycrinoid in English:

platycrinoid

noun

Origin

Mid 19th century; earliest use found in Louis Agassiz (1807–1873), zoologist and geologist. From scientific Latin Platycrinus + -oid.

Pronunciation

platycrinoid

/ˌplatɪˈkrɪnɔɪd/ /ˌplatɪˈkrʌɪnɔɪd/