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(Military) military US an instrument that enables the user to see objects in the dark by illuminating the object with infrared radiation and converting the reflected radiation to a visual image
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
a device that displays on a fluorescent screen reflected infrared radiation, enabling the user to see objects obscured by darkness.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
a device using infrared radiation and a fluoroscope to enable an observer to identify objects in the dark.See also: Instruments
-Ologies & -Isms. Copyright 2008 The Gale Group, Inc. All rights reserved.