History
History
History
UK
US
Meaning:

an apparatus used for generating, amplifying and concentrating light waves into a powerful beam, used to cut metal and jewels, to aim weapons etc

ray of light

bar glow laser radiation ray shaft beacon chink column emission finger flicker glare gleam glimmer glint glitter shimmer shoot sparkle streak stream twinkle dartle
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LASER as in Wiktionary
LASER as in Wikipedia