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laser

la·ser
L l

Transcription

    • US Pronunciation
    • US IPA
    • UK Pronunciation
    • UK IPA
    • [ley-zer]
    • /ˈleɪ zər/
    • /ˈleɪ.zər/
    • US Pronunciation
    • US IPA
    • [ley-zer]
    • /ˈleɪ zər/

Definitions of laser word

  • noun laser a device that produces a nearly parallel, nearly monochromatic, and coherent beam of light by exciting atoms to a higher energy level and causing them to radiate their energy in phase. 1
  • noun laser A device that generates an intense beam of coherent monochromatic light (or other electromagnetic radiation) by stimulated emission of photons from excited atoms or molecules. Lasers are used in drilling and cutting, alignment and guidance, and in surgery; the optical properties are exploited in holography, reading bar codes, and in recording and playing compact discs. 1
  • noun laser light-producing device 1
  • noun laser beam: of a laser 1
  • noun laser treatment: using lasers 1
  • noun Definition of laser in Technology (hardware)   (Light Amplification by Stimulated Emission of Radiation) The type of light source used in a laser printer. 1

Information block about the term

Origin of laser

First appearance:

before 1955
One of the 4% newest English words
1955-60; l(ightwave) a(mplification by) s(timulated) e(mission of) r(adiation)

Historical Comparancy

Parts of speech for Laser

noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation

laser popularity

A common word. It’s meaning is known to most children of preschool age. About 94% of English native speakers know the meaning and use the word.
Most Europeans know this English word. The frequency of it’s usage is somewhere between "mom" and "screwdriver".

laser usage trend in Literature

This diagram is provided by Google Ngram Viewer

Synonyms for laser

noun laser

  • shaft — a long pole forming the body of various weapons, as lances, halberds, or arrows.
  • radiation — Physics. the process in which energy is emitted as particles or waves. the complete process in which energy is emitted by one body, transmitted through an intervening medium or space, and absorbed by another body. the energy transferred by these processes.
  • bar — A bar is a place where you can buy and drink alcoholic drinks.
  • glow — a light emitted by or as if by a substance heated to luminosity; incandescence.
  • rayJohn, 1627?–1705, English naturalist.

Antonyms for laser

noun laser

  • dullness — not sharp; blunt: a dull knife.

Top questions with laser

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  • how to play laser tag?

See also

Matching words

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