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laser 中文解釋 wordnet sense Collocation Usage Collins Definition
Noun
/ˈlāzər/,
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lasers, plural;
  1. 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. an acronym for light amplification by stimulated emission of radiation; an optical device that produces an intense monochromatic beam of coherent light
  2. LASER (Línea Aérea de Servicio Ejecutivo Regional) is an airline based in Caracas, Venezuela. It operates scheduled and passenger charter services within Venezuela. Its main base is Simón Bolívar International Airport, Caracas.
  3. Laser is the primary debit card system used in Ireland, launched in 1996 and currently having around 3 million cardholders. Four Irish financial institutions are partners in the Laser Card system: Allied Irish Banks, Bank of Ireland, EBS Building Society, and National Irish Bank. ...
  4. Laser is a brand of malt liquor manufactured by the Miller Brewing Company and Falstaff Brewing Company. The beverage contains 5.9% alcohol by volume. In 1997, Falstaff won a silver medal at the Great American Beer Festival for Laser Malt Liquor.
  5. Laser (formerly known as Colossus) is a portable steel roller coaster that was located at Dorney Park & Wildwater Kingdom in Allentown, Pennsylvania, in the United States.
  6. There are several sailboats called "Laser": * Laser, a popular dinghy with one sail, also called Laser Standard or Laser One * Laser 2, a popular Bermudian rig sloop with spinnaker * Laser 2000, a dinghy with a foam sandiwitch hull and a gennaker * Laser 3000, a dinghy developed from the Laser 2 ...
  7. (Lasers (album)) Lasers is the third studio album by American rapper Lupe Fiasco.
  8. A device that produces a monochromatic, coherent beam of light; To cut with a laser; To throw with laser-like precision
  9. A genus of the family Apiaceae
  10. (Lasering) The used of a laser to remove inclusions from inside a gem by "drilling" or burning a fine hole to the depth of the inclusion. In some cases the inclusion is evaporated and in others it may be bleached out.
  11. Dental lasers are a family of instruments, some used for oral surgery, some to cure (harden) restorative tooth materials and enhance tooth bleaching, and others to remove tooth structure to eliminate disease. Lasers are also sometimes used to treat gingivitis (gum disease). ...
  12. (LASERS (LeAding StockmarkEt Return Securities)) LASERS are non-interest bearing index-linked notes. At maturity, investors will be paid a cash amount equal to their initial investment plus an index return amount that could be positive, negative or zero. ...
  13. (Lasers) Directional lights each man-made for a specific purpose and classified according to the medium used to make them: solid, gas, liquid or semi-conductor. A laser is set at a specific vibration, which is to say, a specific color. ...
  14. (Lasers) Discussion on the various types of lasers available in dentistry and how they can assist in the daily activities of the dental practice. A comparison of different types of lasers and their ability to perform various procedures in dentistry will be covered. ...
  15. (Lasers) In recent years, science has adapted the use of high-energy light beams called lasers to a variety of surgical applications. Prostate surgery involving the use of lasers is becoming increasingly common. ...
  16. (Lasers) The cataloged resource pertains to the operation of lasers or their application in understanding the structure, properties, and reactions of chemical species.
  17. (Lasers) Wall-mounted lights used in radiotherapy to facilitate treatment positioning.
  18. (lasers) Slang for the set of color separated ("color break lasers") and composite images supplied as low-resolution printouts, together with related files, for a print job. ...
  19. Lasers can be effectively used to eliminate surface blood vessels on the face that become reddened and enlarged due to sun exposure. The problem is most often seen in fair-skinned individuals who cannot tan or have difficulty tanning. ...
  20. High energy light that is used for cutting and/or destroying tissue in surgery.
  21. A device that concentrates high amounts of energy into a beam of radiation.
  22. A device that produces a beam of high-energy light that can be used to shrink or burn tissue during a surgical procedure, such as reduction of the size of the uvula and soft palate.
  23. Narrow, intense beam of coherent light.
  24. A hard, accurate shot.
  25. (LAY-zer): A device that concentrates light into an intense, narrow beam used to cut or destroy tissue. It is used in microsurgery, photodynamic therapy, and for a variety of diagnostic purposes.