spectrometer

[spek-trom-i-ter]

noun Optics.

an optical device for measuring wavelengths, deviation of refracted rays, and angles between faces of a prism, especially an instrument (prism spectrometer) consisting of a slit through which light passes, a collimator, a prism that deviates the light, and a telescope through which the deviated light is viewed and examined.

Origin of spectrometer

First recorded in 1870–75; spectro- + -meter

Related formsspec·tro·met·ric

[spek-truh-me-trik] /ˌspɛk trəˈmɛ trɪk/, adjectivespec·trom·e·try, noun

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for spectrometer

Historical Examples of spectrometer

This spectrometer detects and measures gamma rays and sorts them according to their energy.
The Atomic Fingerprint
Bernard Keisch
The spectrometer is characterized by high data rates and many events per burst.
On-Line Data-Acquisition Systems in Nuclear Physics, 1969
H. W. Fulbright et al.

British Dictionary definitions for spectrometer

spectrometer

noun

any instrument for producing a spectrum, esp one in which wavelength, energy, intensity, etc, can be measuredSee also mass spectrometer

Derived Formsspectrometric (ˌspɛktrəʊˈmɛtrɪk), adjectivespectrometry, noun

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

spectrometer in Medicine

spectrometer

[spĕk-trŏm′ĭ-tər]

A spectroscope equipped with scales for measuring wavelengths or indexes of refraction.

Related formsspec′tro•met′ric (-trə-mĕt′rĭk) adj.

spectrometer in Science

spectrometer

[spĕk-trŏm′ĭ-tər]

A spectroscope equipped with devices for measuring the frequencies of the radiation observed by it.