Definition of Sipunculida in US English:

Sipunculida

noun

Zoology
  • Sipuncula.

Origin

Mid 19th century; earliest use found in William Carpenter (1813–1885), biologist and university administrator. From scientific Latin Sipunculida from Sipunculus + -ida.

Pronunciation

Sipunculida

/ˌsʌɪpəŋˈkjuːlɪdə/