x-ray tube(redirected from gas radiographic tube)
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A vacuum tube containing electrodes that accelerate electrons and direct them to a metal anode, where their impacts produce x-rays.
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
(General Physics) an evacuated tube containing a metal target onto which is directed a beam of electrons at high energy for the generation of X-rays
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
an electronic tube for producing x-rays, essentially a cathode-ray tube in which a metal target is bombarded with high-energy electrons.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
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|Noun||1.||X-ray tube - a vacuum tube containing a metal target onto which a beam of electrons is directed at high energy for the generation of X rays|
electron tube, thermionic tube, thermionic vacuum tube, thermionic valve, vacuum tube, tube - electronic device consisting of a system of electrodes arranged in an evacuated glass or metal envelope
X-ray machine - an apparatus that provides a source of X rays
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