a. incapable of being excelled; unbeatable
Though the odds against their survival seemed insuperable, the Apollo 13 astronauts reached earth safely.
Sentence in Classic:
The fact that he had made her an offer, and she had refused him, had placed an insuperable barrier between her and him.
Anna Karenina(V1) By Leo Tolstoy Context
The last backwash of the movement from the west occurs: a backwash which serves to solve the apparently insuperable diplomatic difficulties and ends the military movement of that period of history.
War and Peace(V6) By Leo Tolstoy Context
Power, government, war, law, punishment, and a thousand other things, had no terms wherein that language could express them, which made the difficulty almost insuperable, to give my master any conception of what I meant.
Gulliver's Travels(V2) By Jonathan Swift Context
I do not think that even he could now hope to succeed with one of her stamp, and therefore I hope we may find no insuperable difficulty.
Mansfield Park By Jane Austen Context
In this manner, rocks, precipices and difficulties were surmounted in an incredibly short space, that at another time, and under other circumstances, would have been deemed almost insuperable.
The Last of the Mohicans By James Fenimore Cooper Context