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Any of various substances, such as microscopic pieces of multilayered colored plastic, added to a product to indicate its source of manufacture: added taggants to explosives to deter terrorism.
[Short for Microtaggant, trademark for tags identifying explosives.]
American Heritage® Dictionary of the English Language, Fifth Edition. Copyright © 2016 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
1. (Electronics) electronics a microscopic material added to a substance to enable it to be tracked by radio frequency
2. (Chemistry) chem a chemical marker used in various kinds of testing
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
a substance added to an explosive that may be traced if the explosive is used for unlawful purposes.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.