an electronic device for producing a very bright flash of light by means of an electric discharge in a gas-filled tube
electronic flash in American English
noun
Photography
a flash lamp, usually attached to a camera or housed within the camera body, that produces brilliant flashes of light by the discharge of current through a gas-filled tube
Also called: flashtube
Word origin
[1945–50]This word is first recorded in the period 1945–50. Other words that entered Englishat around the same time include: beeper, ergative, fail-safe, individual medley, spin-off
Examples of 'electronic flash' in a sentence
electronic flash
She even, for the purposes of the photographs you see here, stood under huge scary umbrellas containing electronic flashes.