cell | (biology) the basic structural and functional unit of all organisms, they may exist as independent units of life (as in monads) or may form colonies or tissues as in higher plants and animals |
somatic cell nuclear transplantation somatic cell nuclear transfer SCNT nuclear transplantation | moving a cell nucleus and its genetic material from one cell to another |
cell-mediated immune response | an immune response (chiefly against viral or fungal invasions or transplanted tissue) that involves T cells |
radio observation | an observation made with a radio telescope |
flame cell | organ of excretion in flatworms |
flagellated cell | any cell or oneelled organism equipped with a flagellum |
choanocyte collar cell | any of the flagellated cells in sponges having a collar of cytoplasm around the flagellum, they maintain a flow of water through the body |
bullpen detention cell detention centre | a large cell where prisoners (people awaiting trial or sentence or refugees or illegal immigrants) are confined together temporarily |
cell electric cell | a device that delivers an electric current as the result of a chemical reaction |
cell jail cell prison cell | a room where a prisoner is kept |
cell cubicle | small room in which a monk or nun lives |
cell | any small compartment, the cells of a honeycomb |
cellular telephone cellular phone cellphone cell mobile phone | a hand-held mobile radiotelephone for use in an area divided into small sections, each with its own shortange transmitter receiver |
Clark cell Clark standard cell | a form of voltaic cell once used as a standard for electromotive force |
clock radio | a radio that includes a clock that can be set to turn it on automatically |
dry cell | a small Leclanche cell containing no free liquid, the electrolyte is a paste and the negative zinc pole forms the container of the cell, used in flashlights, portable radios, etc. |
electrolytic cell | a cell containing an electrolyte in which an applied voltage causes a reaction to occur that would not occur otherwise (such as the breakdown of water into hydrogen and oxygen) |
fuel cell | cell that produces electricity by oxidation of fuel (hydrogen and oxygen or zinc and air), often used in electric cars |
holding cell | a jail in a courthouse where accused persons can be confined during a trial |
Kerr cell | optical device consisting of a transparent cell with two electrodes between two polarizing media, passes light only if the two planes of polarization are parallel, used as a high-speed shutter or to modulate a laser beam |
Leclanche cell | voltaic cell that produces approximately . volts |
mercury cell | a primary cell consisting of a zinc anode and a cathode of mercury oxide and an electrolyte of potassium hydroxide |
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 |
photoelectric cell photoconductive cell photocell electric eye magic eye | a transducer used to detect and measure light and other radiations |
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 |
selenium cell | a photoelectric cell that uses a strip of selenium |
solar cell photovoltaic cell | a cell that converts solar energy into electrical energy |
standard cell | a primary cell used as a standard of electromotive force |
storage cell secondary cell | a cell that can be recharged |
voltaic cell galvanic cell primary cell | an electric cell that generates an electromotive force by an irreversible conversion of chemical to electrical energy, cannot be recharged |
Weston cell cadmium cell | a standard voltaic cell (trademark Weston) |
wet cell | a primary voltaic cell having a liquid electrolyte |
radio brightness | the strength of a radio wave picked up by a radio telescope |
radio frequency | an electromagnetic wave frequency between audio and infrared |
skin cell | any of the cells making up the skin |
epidermal cell | any of the cells making up the epidermis |
prickle cell | a cell in the germinal layer of the skin (the prickleell layer), has many spines and radiating processes |