noun, noun or participle which takes 'suru', intransitive verb
unique; unsurpassed; ranking foremost
Literary and somewhat formal; used to describe something that stands alone at the top, without equal. Often appears in written descriptions of achievements, qualities, or historical figures.
彼の業績は古今に冠絶する。
His achievements are unsurpassed in all of history.
この作品は同時代の他の作品を冠絶している。
This work surpasses all other works of its time.