Electrical engineering
Electricity, electronics, control and power systems.
Areas within Electrical engineering
Mechanical engineering
Machines, movement, forces, heat and manufacturing.
143 wordsCivil engineering
Structures, transport, water and the built environment.
658 wordsElectrical engineering
Electricity, electronics, control and power systems.
141 wordsSystems engineering
Complex systems, requirements, interfaces and lifecycle design.
7 wordsEngineering design
Requirements, design decisions, prototyping and verification.
9 wordsMaterials engineering
The properties, selection and performance of engineering materials.
90 words120 featured terms
The database can contain more terms than shown here; this page prioritises the strongest mappings.
(electronics) the act of increasing voltage or power or current
Basenoun(electronics) the part of a transistor that separates the emitter from the collector
Characteristic curvenoun(electronics) graph showing how a particular characteristic of a device varies with other parameters
Characteristic functionnoun(electronics) graph showing how a particular characteristic of a device varies with other parameters
Clippernoun(electronics) a nonlinear electronic circuit whose output is limited in amplitude; used to limit the instantaneous amplitude of a waveform (to c…
Contactnoun(electronics) a junction where things (as two electrical conductors) touch or are in physical contact; "they forget to solder the contacts"
Demodulationnoun(electronics) the reception of a signal by extracting it from the carrier wave
Electronic networknoun(electronics) a system of interconnected electronic components or circuits
Faultnoun(electronics) equipment failure attributable to some defect in a circuit (loose connection or insulation failure or short circuit etc.); "it too…
Frequency responsenoun(electronics) a curve representing the output-to-input ratio of a transducer as a function of frequency
Frequency-response characteristicnoun(electronics) a graph of frequency response with signal amplitude or gain plotted against frequency
Frequency-response curvenoun(electronics) a graph of frequency response with signal amplitude or gain plotted against frequency
Growingnoun(electronics) the production of (semiconductor) crystals by slow crystallization from the molten state
Impulsenoun(electronics) a sharp transient wave in the normal electrical state (or a series of such transients); "the pulsations seemed to be coming from a…
Limiternoun(electronics) a nonlinear electronic circuit whose output is limited in amplitude; used to limit the instantaneous amplitude of a waveform (to c…
Modulationnoun(electronics) the transmission of a signal by using it to vary a carrier wave; changing the carrier's amplitude or frequency or phase
Networknoun(electronics) a system of interconnected electronic components or circuits
Pulsationnoun(electronics) a sharp transient wave in the normal electrical state (or a series of such transients); "the pulsations seemed to be coming from a…
Pulsenoun(electronics) a sharp transient wave in the normal electrical state (or a series of such transients); "the pulsations seemed to be coming from a…
Pulsingnoun(electronics) a sharp transient wave in the normal electrical state (or a series of such transients); "the pulsations seemed to be coming from a…
Redundancynoun(electronics) a system design that duplicates components to provide alternatives in case one component fails
Repeaternoun(electronics) electronic device that amplifies a signal before transmitting it again; "repeaters can be used in computer networks to extend cabl…
Ripplenoun(electronics) an oscillation of small amplitude imposed on top of a steady value
Seriesnoun(electronics) connection of components in such a manner that current flows first through one and then through the other; "the voltage divider co…
Tangencynoun(electronics) a junction where things (as two electrical conductors) touch or are in physical contact; "they forget to solder the contacts"
Time constantnoun(electronics) the time required for the current or voltage in a circuit to rise or fall exponentially through approximately 63 per cent of its a…
Amplifiernounelectronic equipment that increases strength of signals passing through it
control systemnouna system for controlling the operation of another system
Electric resistancenouna material's opposition to the flow of electric current; measured in ohms
Electrical resistancenouna material's opposition to the flow of electric current; measured in ohms
impedancenouna material's opposition to the flow of electric current; measured in ohms
Ohmic resistancenouna material's opposition to the flow of electric current; measured in ohms
Resistancenouna material's opposition to the flow of electric current; measured in ohms
Resistivitynouna material's opposition to the flow of electric current; measured in ohms
Circuitnounan electrical device that provides a path for electrical current to flow
Crystal rectifiernouna semiconductor that consists of a p-n junction
Currentnouna flow of electricity through a conductor; "the current was measured in amperes"
Diodenouna semiconductor that consists of a p-n junction
Electric circuitnounan electrical device that provides a path for electrical current to flow
Electric currentnouna flow of electricity through a conductor; "the current was measured in amperes"
Electrical circuitnounan electrical device that provides a path for electrical current to flow
Electrical energynounenergy made available by the flow of electric charge through a conductor; "they built a car that runs on electricity"; "The power went out aroun…
Electricitynounenergy made available by the flow of electric charge through a conductor; "they built a car that runs on electricity"; "The power went out aroun…
Inductancenounan electrical phenomenon whereby an electromotive force (EMF) is generated in a closed circuit by a change in the flow of current
Inductionnounan electrical phenomenon whereby an electromotive force (EMF) is generated in a closed circuit by a change in the flow of current
Junction rectifiernouna semiconductor that consists of a p-n junction
Powernounenergy made available by the flow of electric charge through a conductor; "they built a car that runs on electricity"; "The power went out aroun…
Semiconducting materialnouna substance as germanium or silicon whose electrical conductivity is intermediate between that of a metal and an insulator; its conductivity inc…
Semiconductornouna substance as germanium or silicon whose electrical conductivity is intermediate between that of a metal and an insulator; its conductivity inc…
Semiconductor diodenouna semiconductor that consists of a p-n junction
Signalnounan electric quantity (voltage or current or field strength) whose modulation represents coded information about the source from which it comes
ActuatornounA component that makes a machine move or act.
SensornounA device that measures a condition such as temperature, pressure or motion.
Amnounmodulation of the amplitude of the (radio) carrier wave
Amplitude modulationnounmodulation of the amplitude of the (radio) carrier wave
Breaker pointnouna contact in the distributor; as the rotor turns its projecting arm contacts them and current flows to the spark plugs
Computer networknoun(computer science) a network of computers
Contact armnouncontact consisting of a conducting arm that rotates over a series of fixed contacts and comes to rest on an outlet
Distributor pointnouna contact in the distributor; as the rotor turns its projecting arm contacts them and current flows to the spark plugs
Early warning systemnouna network of radar installations designed to detect enemy missiles or aircraft while there is still time to intercept them
Electrical contactnouncontact that allows current to pass from one conductor to another
Epitaxynoungrowing a crystal layer of one mineral on the crystal base of another mineral in such a manner that its crystalline orientation is the same as t…
FMnounmodulation of the frequency of the (radio) carrier wave
Frequency modulationnounmodulation of the frequency of the (radio) carrier wave
Information superhighwaynounan extensive electronic network (such as the internet) used for the rapid transfer of sound and video and graphics in digital form
P-n junctionnounthe junction between a p-type semiconductor and an n-type semiconductor; "a p-n junction has marked rectifying characteristics"
Phase modulationnounmodulation of the phase of the carrier wave
PMnounmodulation of the phase of the carrier wave
Pointnouna contact in the distributor; as the rotor turns its projecting arm contacts them and current flows to the spark plugs
Polenouna contact on an electrical device (such as a battery) at which electric current enters or leaves
Pulse modulationnounmodulation that imposes a signal on a train of pulses
Relaxation timenounthe time constant of an exponential return of a system to equilibrium after a disturbance
Shortnounaccidental contact between two points in an electric circuit that have a potential difference
Short circuitnounaccidental contact between two points in an electric circuit that have a potential difference
Sound bownouncontact (the part of a bell) against which the clapper strikes
Superhighwaynounan extensive electronic network (such as the internet) used for the rapid transfer of sound and video and graphics in digital form
Terminalnouna contact on an electrical device (such as a battery) at which electric current enters or leaves
Treadnounthe part (as of a wheel or shoe) that makes contact with the ground
Wipernouncontact consisting of a conducting arm that rotates over a series of fixed contacts and comes to rest on an outlet
Wiper armnouncontact consisting of a conducting arm that rotates over a series of fixed contacts and comes to rest on an outlet
Audio amplifiernounan amplifier that increases the amplitude of reproduced sound
Boosternounan amplifier for restoring the strength of a transmitted signal
Booster amplifiernounan amplifier for restoring the strength of a transmitted signal
Booster stationnounan amplifier for restoring the strength of a transmitted signal
Closed loopnouna control system with a feedback loop that is active
Closed-loop systemnouna control system with a feedback loop that is active
Masernounan acronym for microwave amplification by stimulated emission of radiation; an amplifier that works on the same principle as a laser and emits c…
Ohmagenounthe ohmic resistance of a conductor
Relay linknounan amplifier for restoring the strength of a transmitted signal
Relay stationnounan amplifier for restoring the strength of a transmitted signal
Relay transmitternounan amplifier for restoring the strength of a transmitted signal
Servonouncontrol system that converts a small mechanical motion into one requiring much greater power; may include a negative feedback system
Servomechanismnouncontrol system that converts a small mechanical motion into one requiring much greater power; may include a negative feedback system
Servosystemnouncontrol system that converts a small mechanical motion into one requiring much greater power; may include a negative feedback system
ACnounan electric current that reverses direction sinusoidally; "In the US most household current is AC at 60 cycles per second"
Alternating currentnounan electric current that reverses direction sinusoidally; "In the US most household current is AC at 60 cycles per second"
Alternating electric currentnounan electric current that reverses direction sinusoidally; "In the US most household current is AC at 60 cycles per second"
Bridgenouna circuit consisting of two branches (4 arms arranged in a diamond configuration) across which a meter is connected
DCnounan electric current that flows in one direction steadily
Direct currentnounan electric current that flows in one direction steadily
Direct electric currentnounan electric current that flows in one direction steadily
feedback loopnouna circuit that feeds back some of the output to the input of a system
Flip-flopnounan electronic circuit that can assume either of two stable states
Germaniumnouna brittle grey crystalline element that is a semiconducting metalloid (resembling silicon) used in transistors; occurs in germanite and argyrodi…
Interruptnouna signal that temporarily stops the execution of a program so that another procedure can be carried out
Juicenounelectric current; "when the wiring was finished they turned on the juice"
Lednoundiode such that light emitted at a p-n junction is proportional to the bias current; color depends on the material used
Linknounan interconnecting circuit between two or more locations for the purpose of transmitting and receiving data
Loopnouna complete electrical circuit around which current flows or a signal circulates
Resonatornounan electrical circuit that combines capacitance and inductance in such a way that a periodic electric oscillation will reach maximum amplitude
Sinouna tetravalent nonmetallic element; next to oxygen it is the most abundant element in the earth's crust; occurs in clay and feldspar and granite…
Siliconnouna tetravalent nonmetallic element; next to oxygen it is the most abundant element in the earth's crust; occurs in clay and feldspar and granite…
Squelchnounan electric circuit that cuts off a receiver when the signal becomes weaker than the noise
Thermionic currentnounan electric current produced between two electrodes as a result of electrons emitted by thermionic emission
Wiringnouna circuit of wires for the distribution of electricity
Anodenounthe negatively charged terminal of a voltaic cell or storage battery that supplies current
Bus networknouna network topology in which nodes are connected in a daisy chain by a linear sequence of buses.; "In a bus network, every station receives all n…
Cyberspacenouna computer network consisting of a worldwide network of computer networks that use the TCP/IP network protocols to facilitate data transmission…
Intelnetnouna computer network similar to but separate from the internet; devoted to the dissemination of information to and for the Intelligence Community
Internetnouna computer network consisting of a worldwide network of computer networks that use the TCP/IP network protocols to facilitate data transmission…
