Definition of spongocoel in US English:

spongocoel

noun

Biology
  • The central cavity in the body of a sponge.

Origin

1940s; earliest use found in Libbie Hyman (1888–1969), zoologist. Greek κοιλία a hollow, cavity.

Pronunciation

spongocoel

/ˈspɒŋɡə(ʊ)sɪːl/