transcription, транскрипция: [ ʌnse(r)pɑ:st, -pæst ]
If you describe something as unsurpassed , you are emphasizing that it is better or greater than anything else of its kind.
The quality of Smallbone furniture is unsurpassed.
...the Hamburg weekly, surely unsurpassed in the world for its intellectual range and quality.
= unrivalled
ADJ [ emphasis ]