A diver's protective watertight covering.

A diver's signalling line.

(a) (see quot.); (b) = shot rope n. below.

a rope used by divers in making their descent.

a weighted rope hung over the side of a boat and used to guide the descent and ascent of divers.

A portable diving apparatus consisting of containers of compressed air strapped on the back which feed air automatically through a valve and…

Self-contained apparatus designed to enable a swimmer to breathe while under the water. Also (rarely) collective and elliptical for scuba-diving n.…

Usually in form snorkel. A short breathing-tube used by underwater swimmers.

a belt to which weights are attached, designed to help divers and underwater swimmers stay submerged.

transferred. A cable or pipe providing a deep-sea diver with essential electrical and similar supplies. Similarly umbilical cable, umbilical link…