capacitor /k.ps.t./ noun a system of conductors and insulators which store electrical charge (NOTE: A capaci-tor is used in a circuit to store energy for a short while.)
capacity /k.ps.ti/ noun 1. the abil-ity to do something easily . Energy is the capacity for performing work. 2. the amount of something which a container can hold . Each cylinder has a capacity of 0.5 litres. . battery capacity the amount of electrical energy a battery can store and deliver expressed in ampere hours 3. the ability of an ATC system, in a given area, to provide a normal service, expressed in numbers of aircraft
‘…a 500 to 600 seat ultra-high capacity type aircraft is now being studied by Airbus Industrie and Boeing’ [Flight International 1–7 May 1996]
capillary /k.p.l.ri/ noun a very fine or narrow tube
capillary action /k.p.l.ri k..n/, capillary flow /k.p.l.ri fl.υ/ noun the
action by which a liquid rises up a nar-
row tube capsule /kpsjul/ noun a small closed container
captain /kpt.n/ noun the person in charge of an aircraft . The captain asked all passengers to remain seated until the aircraft had come to a stop.
captive /kpt.v/ adjective not free to move
captive balloon /kpt.v b.lun/
noun a balloon which, when in flight, is attached to the ground by a long cable carbon /kɑb.n/ noun 1. a non-metallic element, which is a component of living matter and organic chemical compounds and is found in various forms, e.g. as diamonds or charcoal 2. a black material with good electrical properties
carbon brush /kɑb.n br./ noun a
small, replaceable, carbon block found in electric motors, generators and alter-nators, which provides the passage of electric current
carbon deposits /kɑb.n d.
p.z.tz/ plural noun residues of burnt oil deposited in the combustion cham-ber, etc., in the course of the combus-tion process . Carbon deposits on a spark-plug electrode may cause misfir-ing.
carbon dioxide /kɑb.n da.
.ksa.d/ noun a colourless, odourless, non-toxic gas found in the atmosphere, and also used in fire extinguishers and fizzy drinks . Carbon dioxide can be solidified at low temperature to produce dry ice. Symbol CO2
carbon fibre /kɑb.n fa.b./ noun a
thin, light and very strong strand of pure carbon which can be combined with other materials to make them stronger
carbon monoxide /kɑb.n m.
n.ksa.d/ noun a colourless but poi-sonous gas from incomplete combus-tion found in the exhausts of spark igni-tion engines. Symbol CO
carburation /kɑbjure..(.)n/ noun
the process of mixing fuel with air in a carburettor . Carburation must ensure that rapid and complete burning will take place within the cylinder.
carburettor /kɑb.ret./ noun a
device for mixing air with fuel in the right quantities before combustion .
Most carburettors are installed so that they are in a warm position.
carburettor heat /kɑb.ret. hit/
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