Meanings
- uncountableThe quality of being impossible to break.
2004, American Mathematical Society, Bulletin (new series) of the American Mathematical Society So when one speaks of the "unbreakability" of one-time pads, one is speaking only to the mathematical unbreakability of the cryptography and not to the underlying security system in which it is embedded.
Synonyms: unbreakableness
Synonyms & antonyms
nounThe quality of being impossible to break.
Origin
- Proto-Indo-European*né
- Proto-Indo-European*n̥-
- Proto-Germanic*un-
- Proto-West Germanic*un-
- Old Englishun-
- Middle Englishun-
- Englishun-
- Proto-Indo-European*bʰreg-
- Proto-Indo-European*bʰrégeti
- Proto-Germanic*brekaną
- Proto-West Germanic*brekan
- Old Englishbrecan
- Middle Englishbreken
- Englishbreak
- Englishbreakability
- Englishunbreakability
From un- + breakability.
Full word history & related roots →Cite this entry
unbreakability. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/unbreakability
“unbreakability.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/unbreakability. Accessed November 3, 2026.
WatkinsX Dictionary, s.v. “unbreakability,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/unbreakability.
Source: unbreakability on Wiktionary, CC BY-SA 4.0.