[suh-lee-nuh-gas-ter, -len-uh-]
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.

Origin of solenogaster

< New Latin, equivalent to soleno- (combining form of Greek sōlḗn pipe, channel; see -o-) + -gaster < Greek gastḗr paunch, belly
Also called aplacophoran. Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018