the study of infrared radiation emitted by celestial objects.
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What does “Indigenous” mean?
Origin of infrared astronomy
First recorded in 1960–65
Words nearby infrared astronomy
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020
British Dictionary definitions for infrared astronomy
the study of radiations from space in the infrared region of the electromagnetic spectrum
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
Scientific definitions for infrared astronomy
The study of celestial objects by means of the analysis of the infrared radiation they emit. Because infrared radiation can pass through clouds of interstellar dust or gas that absorb visible light, infrared astronomy enables the study of celestial objects or features that are undetectable by optical telescopes.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.