Meaning of spectrometer

spec•trom•e•ter

Pronunciation: (spek-trom'i-tur), [key]
— n. Optics.
  1. an optical device for measuring wavelengths, deviation of refracted rays, and angles between faces of a prism, esp. an instrumentconsisting 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.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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