pentaerythritol tetranitrate

American

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.

Etymology

Origin of pentaerythritol tetranitrate

First recorded in 1920–25

Example Sentences

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pentaerythritol tetranitrate

By early evening, emergency officials had contained the spill of PETN, or the powerful explosive pentaerythritol tetranitrate, according to Karen Fox, a spokeswoman for the North Carolina State Ports Authority.

From New York Times ● Jan. 13, 2010

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Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023