- 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.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018