·- A vacuum tube in which the exhaustion is carried to a very high degree, with the production of a distinct class of effects;
— so called from W. Crookes who introduced it.
·noun A <<Telescope>>. II. Tube ·noun One of the siphons of a bivalve mollusk. III. Tube ·vt To fu...
Webster's Dictionary of the English Language
·add. ·- The dark space within the negative-pole glow at the cathode of a vacuum tube, observed only...
·- A glass tube provided with platinum electrodes, and containing some gas under very low tension, w...
·add. ·- A Crookes tube. II. Hittorf tube ·add. ·- A highly exhausted glass tube with metallic elec...
·add. ·- A tube for producing Lenard rays. ...
·- A bent tube used to determine the velocity of running water, by placing the curved end under wate...
·add. ·- Crookes tube. II. Plucker tube ·add. ·- A vacuum tube, used in spectrum analysis, in which...
·add. ·- A tube fixed below or near the water line through which a torpedo is fired, usually by a sm...
·adj Belonging to the Tubinares. II. Tube-nosed ·adj Having the nostrils prolonged in the form of h...
·noun Any bivalve mollusk which secretes a shelly tube around its siphon, as the watering-shell. ...
·add. ·- An imaginary tube within a rotating fluid, formed by drawing the vortex lines through all p...
·add. ·- Any tube for passing or holding water; specif., in some steam boilers, a tube in which wate...
The means of firing a gun most in favour at present in the British service; ignition is caused by th...
The Sailor's Word-Book
·add. ·- A vacuum tube suitable for producing Rontgen rays. ...