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heat barrier Syllabification: heat bar·ri·er
Pronunciation: /hēt ˈberēər/

Definition of heat barrier in English:


The limitation of the speed of an aircraft or other flying object by heat resulting from air friction.
Example sentences
  • The result is a virtually invisible sound and heat barrier.
  • However, he further maintains that we have also reached a moment when humans, who have already surpassed the sound and heat barriers, are left with nothing to race against but speed of light - something which can never be surpassed.
Definition of heat barrier in:
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