radio observation | an observation made with a radio telescope |
neural tube | a tube of ectodermal tissue in the embryo from which the brain and spinal cord develop |
harpy harpy bat tube-nosed bat tube-nosed fruit bat | any of various fruit bats of the genus Nyctimene distinguished by nostrils drawn out into diverging tubes |
tube foot | tentacular tubular process of most echinoderms (starfish and sea urchins and holothurians) having a sucker at the end and used for e.g. locomotion and respiration |
acorn tube | a small vacuum tube, used at high frequencies |
blowgun blowpipe blowtube blow tube | a tube through which darts can be shot by blowing |
blowtube blow tube blowpipe | a tube that directs air or gas into a flame to concentrate heat |
boron counter tube | a proportional counter tube for counting neutrons |
breech rear of barrel rear of tube | opening in the rear of the barrel of a gun where bullets can be loaded |
capillary capillary tube capillary tubing | a tube of small internal diameter, holds liquid by capillary action |
cathodeay tube CRT | a vacuum tube in which a hot cathode emits a beam of electrons that pass through a high voltage anode and are focused or deflected before hitting a phosphorescent screen |
clock radio | a radio that includes a clock that can be set to turn it on automatically |
color tube colour tube color television tube colour television tube color TV tube colour TV tube | a television tube that displays images in full color |
counter tube | a measuring instrument for counting individual ionizing events |
Crookes tube | the original gas-discharge cathodeay tube |
diode rectifying tube rectifying valve | a thermionic tube having two electrodes, used as a rectifier |
driven well tube well | a well made by driving a tube into the earth to a stratum that bears water |
endotracheal tube | a catheter that is inserted into the trachea through the mouth or nose in order to maintain an open air passage or to deliver oxygen or to permit the suctioning of mucus or to prevent aspiration of the stomach contents |
gas-discharge tube | a tube in which an electric discharge takes place through a gas |
Geiger tube Geiger-Muller tube | an ionization chamber contained in a tube in a Geiger counter |
glow tube | a gas-discharge tube consisting of a cold cathode and a diode in a tube filled with gas, the color of the glow depends on the particular gas |
inner tube | an inflatable rubber tube that fits inside the casing of a pneumatic tire |
ionization chamber ionization tube | a measuring instrument that measures the amount of ionizing radiation |
kinescope picture tube television tube | a cathodeay tube in a television receiver, translates the received signal into a picture on a luminescent screen |
Kundt's tube | a measuring instrument used to measure the speed of sound |
metro tube underground subway system subway | an electric railway operating below the surface of the ground (usually in a city), in Paris the subway system is called the `metro' and in London it is called the `tube' or the `underground' |
nasotracheal tube | a tube inserted into the trachea through the nose and pharynx, used to deliver oxygen |
neon lamp neon induction lamp neon tube | a lamp consisting of a small gas-discharge tube containing neon at low pressure, luminescence is produced by the action of currents at high frequencies that are wrapped a few turns around the tube |
omnirange omnidirectional range omnidirectional radio range | a navigational system consisting of a network of radio beacons that provide aircraft with information about exact position and bearing |
pipe wrench tube wrench | adjustable wrench for gripping and turning a pipe, has two serrated jaws that are adjusted to grip the pipe |
Pitot-static tube Pitot head Pitot tube | measuring instrument consisting of a combined Pitot tube and static tube that measures total and static pressure, used in aircraft to measure airspeed |
Pitot tube Pitot | measuring instrument consisting of a right-angled tube with an open end that is directed in opposition to the flow of a fluid and used to measure the velocity of fluid flow |
proportional counter tube proportional counter | counter tube whose output pulse is proportional to number of ions produced |
push-button radio | a radio receiver that can be tuned by pressing buttons |
radar microwave radar radio detection and ranging radiolocation | measuring instrument in which the echo of a pulse of microwave radiation is used to detect and locate distant objects |
radio wireless | a communication system based on broadcasting electromagnetic waves |
radio antenna radio aerial | omnidirectional antenna comprising the part of a radio receiver by means of which radio signals are received |
radio beacon beacon | a radio station that broadcasts a directional signal for navigational purposes |
radio chassis | a chassis for a radio receiver |
radio compass | a direction finder that gives a bearing by determining the direction of incoming radio signals |
radio interferometer | radio telescope that uses interference patterns from two antennas instead of a parabolic antenna |
radio link link | a two-way radio communication system (usually microwave), part of a more extensive telecommunication network |
radio-phonograph radio-gramophone | electronic equipment consisting of a combination of a radio receiver and a record player |
radio receiver receiving set radio set radio tuner wireless | an electronic receiver that detects and demodulates and amplifies transmitted signals |
radio station | station for the production and transmission of AM or FM radio broadcasts |
radio telescope radio reflector | astronomical telescope that picks up electromagnetic radiations in the radio-frequency range from extraterrestrial sources |
radio transmitter | transmitter that is the part of a radio system that transmits signals |
speaking tube | a tube for conveying the sound of a voice from one room to another |
static tube | a measuring instrument used to measure static pressure in a stream of fluid |
televisionamera tube television pickup tube | a tube that rapidly scans an optical image and converts it into electronic signals |