IPA: /ˈsɪtsˌmɑrk/
KK: /ˈsɪtsˌmɑrk/
A depression or hollow in the snow created when a skier falls backward.
After the fall, he left a noticeable sitzmark in the fresh snow.
Sitzmark → The word originates from German 'Sitz' (meaning seat or sitting) and 'Mark' (meaning mark or trace). A sitzmark refers to the impression left in the snow when a skier falls while sitting down.
Think of a 'seat' ('Sitz') leaving a 'mark' ('Mark') in the snow when someone falls while skiing — that's what a sitzmark is.