Spectrophotometer

Spectrophotometer
Spectrophotometer Spec`tro*pho*tom"e*ter, n. [Spectrum + photometer.] 1. (Opt.) An instrument for measuring or comparing the intensities of the colors of the spectrum. [1913 Webster]

2. (Chem., Physics) An analytical instrument for measuring the degree of absorption of light at different wavelengths by a chemical substance. A specific pattern of absorption intensities at a series of wavelengths is a characteristic of each different chemical substance. [PJC]


The Collaborative International Dictionary of English. 2000.

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  • spectrophotometer — spectrophotometer. См. спектрофотометр. (Источник: «Англо русский толковый словарь генетических терминов». Арефьев В.А., Лисовенко Л.А., Москва: Изд во ВНИРО, 1995 г.) …   Молекулярная биология и генетика. Толковый словарь.

  • spectrophotometer — [spek΄trə fō täm′ət ər] n. an instrument used for measuring the transmission or reflection of light by comparing various wavelengths of the light spectrophotometric [spek΄trōfōt΄ə me′trik] adj. spectrophotometry n …   English World dictionary

  • spectrophotometer — spektrofotometras statusas T sritis Standartizacija ir metrologija apibrėžtis Spektrinis aparatas tiriamosios ir etaloninės spinduliuočių srautams lyginti. atitikmenys: angl. spectrophotometer vok. Spektralphotometer, n rus. спектрофотометр, m… …   Penkiakalbis aiškinamasis metrologijos terminų žodynas

  • spectrophotometer — spektrofotometras statusas T sritis fizika atitikmenys: angl. spectrophotometer vok. Spektralphotometer, n; Spektrophotometer, n rus. спектрофотометр, m pranc. spectrophotomètre, m …   Fizikos terminų žodynas

  • spectrophotometer — spektrofotometras statusas T sritis ekologija ir aplinkotyra apibrėžtis Spektrinis prietaisas matuojamosios ir etaloninės spinduliuotės srautams lyginti. atitikmenys: angl. spectrophotometer vok. Spektralphotometer, n; Spektrophotometer, n rus.… …   Ekologijos terminų aiškinamasis žodynas

  • spectrophotometer — noun Etymology: International Scientific Vocabulary Date: 1881 a photometer for measuring the relative intensities of the light in different parts of a spectrum • spectrophotometric also spectrophotometrical adjective • spectrophotometrically… …   New Collegiate Dictionary

  • spectrophotometer — spectrophotometric /spek troh foh teuh me trik/, adj. spectrophotometrically, adv. spectrophotometry, n. /spek troh foh tom i teuhr/, n. an instrument for making photometric comparisons between parts of spectra. [1880 85; SPECTRO + PHOTOMETER] *… …   Universalium

  • spectrophotometer — noun An instrument used to measure the intensity of electromagnetic radiation at different wavelengths. See Also: spectrometer, spectrophotometric, spectrophotometry …   Wiktionary

  • spectrophotometer — An instrument for measuring the intensity of light of a definite wavelength transmitted by a substance or a solution, giving a quantitative measure of the amount of material in the solution absorbing the light; a colorimeter with a choice of …   Medical dictionary

  • spectrophotometer —    An instrument used to measure the intensity of a specific wavelength of light entering and leaving a solution. A light measuring device which incorporates a monochrometer to isolate and project particular wavelengths of electromagnetic… …   Forensic science glossary

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