circuit board

[ sur-kit bawrd ]

noun

1. Electronics. a sheet made up of layers of conductive and insulating material used for the mounting and interconnection, often by a printed circuit, of components in electronic equipment.
2. Computers. Also called card. a piece of fiberglass or other material upon which chips can be mounted to perform specific functions.

circuit board

noun

1. short for printed circuit board

circuit board

1. See printed circuit board

Word History and Origins

Origin of circuit board¹

First recorded in 1945–50

Example Sentences

At the Royal Mint plant, piles of circuit boards are being fed into the new facility.

From BBC

These objects are juxtaposed alongside digital detritus — circuit boards, resistors — that line the wooden boxes like wallpaper.

From New York Times

On some models, the battery is not so easy to remove because it’s soldered to the circuit board.

From Seattle Times

Damaged circuit boards, such those with cracks or warping, can in some cases be repaired.

From Science Daily

They also created a low-cost, printed circuit board with built-in digital microfluidics, which the emitter is soldered to.

From Science Daily

Related Words

• motherboard