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Control of a usually nonindigenous pest by introducing an organism that is a predator, parasite, or pathogen of the pest species in its native environment. Also called biocontrol.
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.
(Biology) the control of destructive organisms by the use of other organisms, such as the natural predators of the pests
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014
the control of pests by interference with their ecological status, as by introducing a natural enemy or a pathogen into the environment. Also called biocontrol.
Random House Kernerman Webster's College Dictionary, © 2010 K Dictionaries Ltd. Copyright 2005, 1997, 1991 by Random House, Inc. All rights reserved.
Controlling pests by biological not chemical means, as by introducing predators or, as with flies, sterilizing males.
Dictionary of Unfamiliar Words by Diagram Group Copyright © 2008 by Diagram Visual Information Limited