Definition of macropleural in English:

macropleural

adjective

rare
  • (Of a trilobite) having long pleura.

Origin

Late 19th century; earliest use found in The Academy: a monthly record of literature, learning, science, and art. From macro- + pleural.

Pronunciation

macropleural

/ˌmakrə(ʊ)ˈplʊər(ə)l//ˌmakrə(ʊ)ˈplɔːr(ə)l/