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pentaerythritol tetranitrate

noun, Chemistry, Pharmacology.
a white, crystalline, water-insoluble, explosive solid, C 5 H 8 N 4 O 1 2 , used chiefly as a high explosive and as a vasodilator in treating angina pectoris.
Also called PETN.
Origin of pentaerythritol tetranitrate
First recorded in 1920-25 Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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