pinch effect

noun Physics.

the tendency of an electric conductor or stream of charged particles to constrict, caused by the action of a magnetic field that is produced by a flow of electricity.

Origin of pinch effect

First recorded in 1905–10

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

British Dictionary definitions for pinch effect

pinch effect

noun

the constriction of a beam of charged particles, caused by a force on each particle due to its motion in the magnetic field generated by the movement of the other particles

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