CDD
Initialism of cyclic delay diversity.
Entries starting with C
768 entries.
CDDA
Initialism of circularly disposed dipole array.
CDI
nounAutomotive
Initialism of capacitor discharge ignition.
CDMA
Initialism of Code Division Multiple Access.
CDR
Initialism of current divider rule or current division rule.
CDU
Initialism of crude distillation unit.
ceiling
The inner planking of a vessel.
CEL
nounAutomotive
Acronym of check engine light.
celerity
The speed of symbol transmission, now called baud rate.
cell
A region of radio reception, or the group of devices that uses it, that is a part of a larger radio network.
cellular
adjectiveElectrical engineering
Using cells (local groups of devices sharing a transceiver).
cellular glass insulation
nounConstruction
A rigid closed-cell insulation board made from crushed glass and hydrogen sulfide gas.
Celsius
Ellipsis of degree Celsius.
cement works
nounManufacturing
A factory where building cement (for concrete) is manufactured.
cementation
nounMetallurgy
The impregnation of the surface of a metal with another material.
center tap
A contact made to a point halfway along a winding of a transformer or inductor.
centiamp
An SI unit of electric current equal to 10⁻² amperes. Symbol: cA
centiampere
An SI unit of electric current equal to 10⁻² amperes. Symbol: cA
centigram
An SI unit of mass equal to 10⁻² grams. Symbol: cg
centikatal
An SI unit of catalytic activity equal to 10⁻² katals. Symbol: c
centimetre
An SI unit of length equal to 10⁻² metres. Symbol: cm
centimole
An SI unit of amount of substance equal to 10⁻² moles. Symbol: cmol
centisecond
An SI unit of time equal to 10⁻² seconds. Symbol: cs
central processing unit
The part of a computer that fetches, decodes and executes instructions from memory, possibly through a cache.
centralised traffic control
nounRail equipment
A form of railway signalling that does away with intermediate signallers over a long stretch of track, often single track with loops where trains can pass each other, by remote control from one location.
centre of lift
That point on an aircraft where all the various lifting forces act. If the centre or lift is not coincident with the centre of gravity on the fore/aft axis, the plane will pitch, if not coincident on the lateral axis, it will roll.
CEO
Acronym of current engine option.
cervine
A deer of the subfamily Cervinae, also idiomatically called the Old World deer in English (even though that term is a misnomer).
CES
Initialism of Consumer Electronics Show
cess
nounRail equipment
The area along either side of a railroad track which is kept at a lower level than the sleeper bottom, in order to provide drainage.
cess path
nounRail equipment
Path running along the cess next to a railway line.
CF
Initialism of center front, a line on a pattern marking the center on the front side of a piece of clothing.
CFD
Initialism of Computational Fluid Dynamics.
CH
Abbreviation of heavy cruiser.
CHAdeMO
nameAutomotive
A DC (“direct current”) fast charging and charger standard for charging plug-in electrified-drive vehicles created by a consortium of Japanese automakers and promulgated by the Japanese and South Korean automotive industry, circulated worldwide.
chaff cutter
A machine for cutting straw or hay into chaff.
chaffer
The upper sieve of a cleaning shoe in a combine harvester, where chaff is removed.
chaffy
adjectiveAgricultural equipment
(of an ear of corn/maize) Having imperfectly developed kernels that are not tightly compressed against each other.
chain
nounSurveying
A series of interconnected links of known length, used as a measuring device.
chain drill
A drilling tool that is driven by a rotating chain with attached drill bits or teeth to bore holes.
chain drive
transmission system in which power is transferred to the wheels (for example), by means of a chain.
chain-driven
adjectiveMechanical engineering
Referring to the transmission of power by means of a suitable endless chain, such as a bicycle chain.
chainage
nounSurveying
An imaginary line used to measure distance, often corresponding to the centre of a straight road.
chainman
nounSurveying
One who uses a chain or measuring tape.
chainsaw
A power saw that has a power-driven and fast-revolving chain of metal teeth, usually used to cut trees.
chainwork
The technique of surveying by measuring distances with a chain.
chair
nounRail equipment
A cast-iron component used on railways to support bullhead rails and secure them to the sleepers.
chair car
A railway car equipped with reclining armchairs, for passengers travelling at night who do not wish to ride in a sleeping car.
channel
A structural member with a cross section shaped like a squared-off letter C.
channeled
Of a vehicle: having the height reduced by lowering the body with respect to the frame rails.
characteristic
The distinguishing features of a navigational light on a lighthouse etc by which it can be identified (colour, pattern of flashes etc.).
charactron
A form of cathode ray tube used to display letters and other characters
charged particle
Any particle, especially a subatomic particle, that carries an electric charge.
charging point
nounAutomotive
A facility provided for the purpose of charging / recharging batteries of electric vehicles.
chartermaster
A contractor for working a pit or part of a pit.
chase
A rectangular steel or iron frame into which pages or columns of type are locked for printing or plate-making.
chat
Mining waste from lead and zinc mines.
chattering damsel
A component of a traditional mill which creates a vibratory motion to impel portions of grain toward the millstone.
chattermark
nounMachining
An irregularity on a workpiece, caused by vibration.
check
nounManufacturing
A pattern made up of a grid of squares of alternating colors; a checkered pattern.