plural of war tuba

An acoustic locator, vaguely resembling a tuba, used (by Japan during the World Wars) to provide early warning of incoming aircraft.

A surname.

(medicine) A surgical procedure for sterilization in which a woman's Fallopian tubes are blocked or severed.

plural of tubectomy

a type of butyrometer (used to estimate the proportion of butterfat in milk)

Alternative form of knob-and-tube

Of or pertaining to a type of electrical wiring consisting of insulated conductive copper wire affixed by porcelain hardware and protected in vulnerable areas by insulated cloth sleeving. Widely used in North America during the late 19th and early 20th centuries.

A surname.

(electronics) A vacuum tube that displays still or moving images (such as for a television), by controlling the direction of a cathode ray emitted towards the front of the tube. The front is coated by a layer of fluorescent material, so that it emits light when struck by the beam.