rhabdocoele

noun

rhab·​do·​coele ˈrab-də-ˌsēl 

: a turbellarian worm (order Rhabdocoela) with an unbranched intestine

Word History

Etymology

borrowed from New Latin Rhabdocoela, order name, from rhabdo- rhabdo- + -coela -coele

First Known Use

1883, in the meaning defined above