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Related to tampering: Jury tampering
v. tam·pered, tam·per·ing, tam·pers
a. To interfere in a harmful or disruptive manner; meddle: was worried the editor would tamper with her text.
b. To make alterations or adjustments, especially secretly so as to subvert an intended purpose or function: tamper with a lock; discovered that the brakes had been tampered with.
c. To engage in improper or secret actions, as in an effort to influence an outcome: tamper with evidence; tamper with a jury.
2. To tinker rashly or foolishly: "The ability of chemists to create new drugs from natural compounds raises an old argument about whether human beings should tamper with nature" (Andrew Weil).
To alter improperly.
[Probably alteration of temper.]
A neutron reflector in an atomic bomb that also delays the expansion of the exploding material, making possible a longer-lasting, more energetic, and more efficient explosion.
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. the act or an instance of interfering or meddling with something, esp so it no longer works or it works differently
2. the act or an instance of using corrupt practices such as bribery or blackmail in an attempt to influence someone
Collins English Dictionary – Complete and Unabridged, 12th Edition 2014 © HarperCollins Publishers 1991, 1994, 1998, 2000, 2003, 2006, 2007, 2009, 2011, 2014