limpet

limpet is a   Noun

Definition:

[1] In a general sense, any hatshaped, or conical, gastropod shell.

[2] Any one of many species of marine shellfish of the order Docoglossa, mostly found adhering to rocks, between tides.

[3] Any species of Siphonaria, a genus of limpet-shaped Pulmonifera, living between tides, on rocks.

[4] A keyhole limpet. See Fissurella.

Synonyms: