Definition of pterobranchiate in English:

pterobranchiate

Pronunciation /ˌtɛrəˈbraŋkɪeɪt/ /ˌtɛrəˈbraŋkɪət/

adjective

rare Zoology
  • Pterobranch.

Origin

Late 19th century; earliest use found in Ray Lankester (1847–1929), zoologist. From ptero- + -branchiate, after scientific Latin Pterobranchia.