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All words

noun

laser

CEFR B2

an acronym for light amplification by stimulated emission of radiation; an optical device that produces an intense monochromatic beam of coherent light

In a sentence

Six example sentences with laser, each labelled with its topic.

  • The surgeon used a laser to seal the torn retina, and the patient went home the same afternoon.

    Medicine

  • A laser rangefinder in the camera body measures distance to the subject faster than the old contrast method ever could.

    Photography

  • Bouncing a laser off mirrors left on the moon lets astronomers measure its distance to within a few centimeters.

    Science

  • A laser at one end of the fiber flashes billions of times a second, carrying the whole town's internet traffic.

    Technology

  • The concert ended with a green laser sweeping the crowd in time to the bass, tracing patterns on the ceiling.

    Music

  • Surveyors scanned the cathedral with a laser, recording millions of points so the roof could be rebuilt exactly.

    Architecture

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Found in these word lists

Found in 2 published word listsAuthoritative

Each source is a published word list that contains laser. No exam board publishes an official GRE, GMAT or SAT list; GMAT words come from GRE lists and the Academic Word List.

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