#initial-load-header-loader { visibility: hidden!important; } #initial-load-content { visibility: visible!important; } .expandable .expandable-control { display: none!important; } .expandable .expandable-content { display: block!important; visibility: visible!important; max-height: none!important; height: auto!important; }

pentaerythritol tetranitrate

noun Chemistry, Pharmacology.

a white, crystalline, water-insoluble, explosive solid, C5H8N4O12, used chiefly as a high explosive and as a vasodilator in treating angina pectoris.

Nearby words

Origin of pentaerythritol tetranitrate

First recorded in 1920–25

Also called PETN

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019