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Definition of tamperproof
tamperproof
/ˈtæm.pər.pruːf/
tam · per · proof
Past Simple:tamperproofed
•Past Participle:tamperproofed
•Present Participle:tamperproofing
tamperproof Lexical Profile
CEFR
C1
Grade
9
Tier
2
Usage
Top 10k
Syllables
3
tamperproof Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• adjective
1
Designed or sealed in such a way that it cannot be interfered with, altered, or opened without leaving obvious evidence.
Example
"All over-the-counter medications must now be sold in tamperproof packaging to protect consumers."
Synonyms
View all synonyms for tamperproof Antonyms
View all antonyms for tamperproof• verb
1
To make a container, device, or system resistant to unauthorized interference, alteration, or access.
Example
"The pharmaceutical company invested millions to tamperproof its medicine bottles."
Synonyms
View all synonyms for tamperproofCite this Entry
Wordmom. (2026). Definition of Tamperproof. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/tamperproof