English edit

Etymology edit

un- +‎ impaired

Adjective edit

unimpaired (comparative more unimpaired, superlative most unimpaired)

  1. Not impaired.
    Antonym: impaired
    • 1943 March and April, "Mercury", “U.S.A. Express Train Services in 1942”, in Railway Magazine, page 67:
      While the United States remained a non-belligerent speeds continued unimpaired, despite the increasingly dense occupation of main-line tracks, but the entry of the U.S.A. into the war in December, 1941, made its effect felt almost immediately.

Derived terms edit

References edit