Dictionary.com
Thesaurus.com

solenogaster

American  
[suh-lee-nuh-gas-ter, -len-uh-] / səˈli nəˌgæs tər, -ˈlɛn ə- /

noun

Zoology.
  1. any of a group of wormlike mollusks, class Solenogastres (formerly Aplacophora), inhabiting deep ocean layers and having fine limy spicules on the covering mantle.


Etymology

Origin of solenogaster

< New Latin, equivalent to soleno- (combining form of Greek sōlḗn pipe, channel; -o- ) + -gaster < Greek gastḗr paunch, belly