non partant

Etymology
From.

Adverb

 * 1)  Not starting; not participating.
 * 106 JOLY Sébastien FDJ FRA Non Partant (Did not show) dailypeloton.com

Noun

 * 1)  A competitor who has qualified for entry into a race, but fails to attend the start.
 * And so on Friday evening, the Tour communique listed Bassons as a non partant. Cyclingnews.com