Dictionary.com
Thesaurus.com

tamper-resistant

American  
[tam-per-ri-zis-tuhnt] / ˈtæm pər rɪˌzɪs tənt /

adjective

  1. difficult to tamper with.

    a tamper-resistant cap on a medicine bottle.

Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Surging sales for safe seals Tamper-resistant containers were hardly a burning issue for American industry before cyanide-spiked Tylenol capsules exposed the horrifying vulnerability of countless consumer products.

From Time Magazine Archive

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023

Idioms from The American Heritage® Idioms Dictionary copyright © 2002, 2001, 1995 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company.