laser
noun Usage: often attributive Etymology: light amplification by stimulated emission of radiation Date: 1957 1. a device that utilizes the natural oscillations of atoms or molecules between energy levels for generating a beam of coherent electromagnetic radiation usually in the ultraviolet, visible, or infrared regions of the spectrum 2. something resembling a laser beam in accuracy, speed, or intensity <
threw a laser into the end zone
>
<
a laser stare
>

New Collegiate Dictionary. 2001.

Look at other dictionaries:

  • LASER — Pour les articles homonymes, voir Laser (homonymie). Rayon laser à travers un dispositif optique …   Wikipédia en Français

  • laser — [ lazɛr ] n. m. • 1960; mot angl., acronyme de Light Amplification by Stimulated Emission of Radiation ♦ Phys. Générateur d ondes électromagnétiques (du proche infrarouge aux rayons X) fonctionnant sur le principe de l émission stimulée (pompage… …   Encyclopédie Universelle

  • láser — sustantivo masculino 1. Dispositivo electrónico que produce un haz de luz monocromático y coherente de mucha potencia: rayo láser, láser de gas carbónico. Los aparatos de láser son utilizados como soldadores industriales en telecomunicaciones, en …   Diccionario Salamanca de la Lengua Española

  • laser — LÁSER, lasere, s.n. Dispozitiv pentru amplificarea sau generarea undelor electromagnetice din domeniul optic pe baza efectului de emisiune forţată a sistemelor atomice, care permite o concentrare de energie corespunzătoare unei temperaturi de… …   Dicționar Român

  • Laser — Sm gebündeltes Licht erw. fach. (20. Jh.) Entlehnung. Entlehnt aus ne. laser, einem Akronym aus den Anfangsbuchstaben von ne. light amplification (by) stimulated emission (of) radiation Lichtverstärkung durch Strahlungsanregung .    Ebenso nndl.… …   Etymologisches Wörterbuch der deutschen sprache

  • laser — UK US /ˈleɪzər/ noun [C] ► a device that produces a powerful narrow beam of light that can be used as a tool, for example to cut metal, to perform medical operations, etc. The beam of light is also known as a laser: »It shines a laser beam on to… …   Financial and business terms

  • láser — m. instrum. Instrumento óptico que utiliza haces de luz en fase con el que se puede vaporizar o coagular pequeñas estructuras; se aplica en cirugía plástica, fotocoagulación de la retina, dermatología y destrucción de placas de ateroma, entre… …   Diccionario médico

  • LASER — in condimentis Vett. multi usûs. Apicii Excerpta, In brevi pigmentorum, quoe in domo esse dehent, ut condimentis nihil desit, recensentur crocum, piper, zingiber, lasar, solium, bacca murtoe, costum, caryophyllum. Et paulo infra, de siccis hoc… …   Hofmann J. Lexicon universale

  • láser — (Del ingl. laser, acrón. de light amplification by stimulated emission of radiation, amplificación de luz mediante emisión inducida de radiación). 1. m. Dispositivo electrónico que, basado en la emisión inducida, amplifica de manera… …   Diccionario de la lengua española

  • laser — n. [acronym from Light Amplification by Stimulated Emission of Radiation: ca. 1955.] A device which produces an intense, usually narrow, monochromatic beam of coherent light; called also {optical maser}. It has various forms, and is used in… …   The Collaborative International Dictionary of English

  • laser — |lêisar| s. m. Tipo de embarcação pequena à vela, destinada a um único velejador. • Plural: lasers.   ‣ Etimologia: marca registrada   • Confrontar: lazer. laser |lêisar| adj. s. m. [Física] Fonte luminosa que pode produzir relâmpagos de luz… …   Dicionário da Língua Portuguesa

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