Wordnet 3.0
NOUN (1)
1.
a class of mollusks typically having a one-piece coiled shell and flattened muscular foot with a head bearing stalked eyes;
[syn: gastropod, univalve]
The Collaborative International Dictionary of English v.0.48:
Gastropod \Gas"tro*pod\, n. (Zool.)
One of the Gastropoda. [Written also gasteropod.]
[1913 Webster]
WordNet (r) 3.0 (2006):
gastropod
n 1: a class of mollusks typically having a one-piece coiled
shell and flattened muscular foot with a head bearing
stalked eyes [syn: gastropod, univalve]