Defn: The art of managing a boat.

BOAT-SHAPED
Boat"-shaped` (, a. (Bot.)

Defn: See Cymbiform.

BOAT SHELL Boat" shell` (. (Zoöl.) (a) A marine gastropod of the genus Crepidula. The species are numerous. It is so named from its form and interior deck. (b) A marine univalve shell of the genus Cymba.

BOATSMAN
Boats"man, n.

Defn: A boatman. [Archaic]

BOATSWAIN
Boat"swain, n. Etym: [Boat + swain.]

1. (Naut.)

Defn: An officer who has charge of the boats, sails, rigging, colors, anchors, cables, cordage, etc., of a ship, and who also summons the crew, and performs other duties.

2. (Zoöl.) (a) The jager gull. (b) The tropic bird. Boatswain's mate, an assistant of the boatswain. Totten.