'Swimming bell' definitions:

Definition of 'Swimming bell'

From: GCIDE

Swimming \Swim"ming\, a.
1. That swims; capable of swimming; adapted to, or used in, swimming; as, a swimming bird; a swimming motion. [1913 Webster]
2. Suffused with moisture; as, swimming eyes. [1913 Webster]
Swimming bell (Zool.), a nectocalyx. See Illust. under Siphonophora.
Swimming crab (Zool.), any one of numerous species of marine crabs, as those of the family Protunidae, which have some of the joints of one or more pairs of legs flattened so as to serve as fins. [1913 Webster]