Word Study
physa
WORDNET DICTIONARY
Noun physa has 1 sense
- physa(n = noun.animal) Array - any member of the genus Physa; Array is a kind of gastropod, univalve
is a member of genus physa
CIDE DICTIONARY
physa, n. [NL., fr. Gr. a bellows.].
A genus of fresh-water Pulmonifera, having reversed spiral shells. See Pond snail , under Pond. [1913 Webster]
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