0 not able to be defeated, or not able to be successfully controlled or dealt with:
"This disease now is almost unconquerable," according to an expert at the University of California.
As if we needed a tsunami to remind us, the sea is, and will remain, an unconquerable element.
The Evening News predicted that "Everest the Unconquerable" would never be climbed again.
Unconquerable warrior, full of love for his fatherland.
Thus, he proved to be unconquerable on the 15th day of war.
He was thought of to be unconquerable in the field of battle and was never defeated in any war he fought.
He appeared unconquerable, as if holding the three worlds on the points of his blazing trident.
Whether as a guerrilla leader, or as a general conducting regular war in the mountains, he proved unconquerable.
