sipunculid

[sahy-puhng-kyuh-lid]

noun

1. an invertebrate of the phylum Sipuncula, comprising the peanut worms.

adjective

1. belonging or pertaining to the sipunculids.

Word History and Origins

Origin of sipunculid¹

1885–90; originally a member of the family Sipunculidae < New Latin, equivalent to Sipuncul ( us ) a genus ( Latin: variant of sīphunculus; siphuncle ) + -idae -id ²

Example Sentences

This sinus is continued round the oesophagus as the peri-oesophageal sinus, and thus the whole complex of the small arm-sinus has the relations of the so-called vascular system of a Sipunculid.

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