nozzle

nozzle is a   Noun

Definition:

[1] The nose; the snout; hence, the projecting vent of anything; as, the nozzle of a bellows.

[2] Specifically:

[3] A short tube, usually tapering, forming the vent of a hose or pipe.

[4] A short outlet, or inlet, pipe projecting from the end or side of a hollow vessel, as a steam-engine cylinder or a steam boiler.

Synonyms: