Definify.com

Webster 1913 Edition

Physa

‖

Phy′sa

,

p

rop.

Noun.

[NL., fr. Gr.

φῦσα

a bellows.]

(Zool.)

A genus of fresh-water Pulmonifera, having reversed spiral shells. See

Pond snail

, under

.

Definition 2024

physa

physa

See also: Physa

English

Noun

physa ‎(plural physas or physae)

(zoology) Any of the genus Physa of freshwater snails.