Definition of pleurocentrum in US English:

pleurocentrum

noun

Zoology
  • Each of a pair of bones in some primitive vertebrates corresponding to the lateral halves of the centrum of a vertebra in reptiles, birds, and mammals.

Origin

Late 19th century; earliest use found in Edward Cope (1840–1897). From pleuro- + centrum, after French pleurocentrum.

Pronunciation

pleurocentrum

/ˌplʊərə(ʊ)ˈsɛntrəm/