unbroken

adjective

1 there were no doors or windows left unbroken:

undamaged, unimpaired, unharmed, unscathed, unspoiled, untouched, sound, intact, in one piece, whole, complete, entire, perfect.

▷antonyms broken.

2 an unbroken horse:

untamed, unsubdued, wild, undomesticated, feral.

▷antonyms broken.

3 an unbroken chain of glorious victories:

uninterrupted, continuous, ceaseless, unceasing, endless, incessant, constant, unremitting, perpetual, non-stop, without stopping, never-ending, ongoing.

▷antonyms intermittent.

4 his record of 10.2 seconds is still unbroken:

unbeaten, undefeated, unsurpassed, unrivalled, supreme, unmatched, matchless, second to none.

▷antonyms broken, beaten.

unbroken Oxford Dictionary of English