Unchallengeable
adj ·Uncommon ·Advanced level
Definitions
- 1 Not open to challenge; indisputable
"A century ago, a very distinguished Swiss military writer, who saw much service throughout the Napoleonic period, who studied minutely many of the principal campaigns, and who reflected profoundly upon international relations as affecting war, and as affected by it, stated as a fundamental necessity of the European Balance of Power that no one State should be permitted to acquire an unchallengeable naval superiority."
- 1 not open to challenge wordnet
Example
More examples"A century ago, a very distinguished Swiss military writer, who saw much service throughout the Napoleonic period, who studied minutely many of the principal campaigns, and who reflected profoundly upon international relations as affecting war, and as affected by it, stated as a fundamental necessity of the European Balance of Power that no one State should be permitted to acquire an unchallengeable naval superiority."
Etymology
From un- + challengeable.
More for "unchallengeable"
Data sourced from Wiktionary, WordNet, CMU, and other open linguistic databases. Updated March 2026.