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Related to thermal barrier: Radiant barrier
(Aeronautics) an obstacle to flight at very high speeds as a result of the heating effect of air friction. Also called: heat barrier
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
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|Noun||1.||thermal barrier - a limit to high speed flight imposed by aerodynamic heating|
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