(chemistry) A tube to prevent explosion, or to control delivery of gases by an automatic valvular connection with the outer air; especially, a bent funnel tube with bulbs for adding those reagents which produce unpleasant fumes or violent effervescence.

(historical) Natural uranium in the refined condition.

An orogastric tube used to pump the stomach.

(pathology) A form of tuberculosis that is characterized by a wide dissemination into the human body and by the tiny size of the lesions (1-5 mm).

Alternative form of tubeworm

plural of tube worm

In a tubby manner.

A tube for producing Lenard rays.

(historical) An early form of vacuum tube.

A vacuum tube, used in spectrum analysis, in which the part through which the discharge takes place is a capillary tube, thus producing intense incandescence of the contained gases. / A Crookes tube.