tetryl definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
a yellow powder, CHNO, used as a primer and as an explosive, esp. in detonators
tetryl definition by American Heritage Dictionary
A yellow crystalline compound, C7H5N5O8, used as a detonator.
Origin: From its four nitrite groups.