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Browse Topic Dictionaries
Build your topic vocabulary with these mini-dictionaries, which are groups of words related to common subject areas.
Choose a topic area from the list below to get started.
Categories Home
/
Science
/
The Natural Sciences
/
Electronics
Categories Home
Science
Engineering
Devices
How machines work
Materials and properties
Structures
Mathematics
Mathematical terminology
Types of mathematics
The natural sciences
Cell biology
Electronics
Energy and physical forces
Experiments and research
Genetic engineering
Molecules and matter
AC
ammeter
amp
amperage
blow
capacitor
circuit
circuit board
condenser
conduct
conductor
connect
current
DC
diode
disconnect
earth
electric shock
electricity
electrode
electronic
electronically
electronics
fuse
insulated
insulator
microchip
microelectronics
ohm
ohmmeter
oscillate
oscillator
oscilloscope
photoelectric
relay
resistance
rewire
semiconductor
shock
silicon chip
solenoid
switch
transducer
transformer
transistor
volt
voltage
voltmeter
watt
wattage
wire