tampering

tam·per ¹  (tmpr)

v. tam·pered, tam·per·ing, tam·pers

v.intr.

1. To interfere in a harmful manner: tried to tamper with the decedent's will; tampering with the timing mechanism of the safe.

2. To tinker with rashly or foolishly: Don't tamper with my feelings.

3. To engage in improper or secret dealings, as in an effort to influence: tamper with a jury. See Synonyms at interfere.

v.tr.

To alter improperly.

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[Probably alteration of temper.]

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tamper·er n.

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tamp·er ²  (tmpr)

n.

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.

Thesaurus

Noun

1.

tampering - the act of altering something secretly or improperly meddling change of state - the act of changing something into something different in essential characteristics