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1. Producing poison or toxic substances.
2. Derived from or containing toxic matter.
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. (Biology) producing toxic substances or effects
2. (Pathology) caused or produced by a toxin
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
tox•i•co•gen•ic(ˌtɒk sɪ koʊˈdʒɛn ɪk)
generating or producing toxic products or poisons.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.