a beam of radiation produced from a laser, used in surgery, communications, weapons systems, printing, recording and various industrial processes.
Origin of laser beam
First recorded in 1960–65
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019
Examples from the Web for laser beam
A laser-beam communication system was installed, so that Sol could keep in contact with the ship all the way to Centaurus.Subjectivity|Norman Spinrad