noun

laser

laser

The doctor used a laser for the surgery.

The doctor used a laser for the surgery.

A laser beam can cut through metal.

A laser beam can cut through metal.

((sth.)) a device that produces a narrow beam of light The cat loves chasing the laser pointer.

Synonyms: light beam

It's an acronym for 'Light Amplification by Stimulated Emission of Radiation'.

Remembering the acronym L.A.S.E.R. helps to understand its scientific origin.

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