biski

plural biskis

1. A type of sit-ski, with a pair of skis mounted underneath the suspension cushioned chair, used by wheelchair-bound skiers in downhill skiing and para-alpine. It is paired with outriggers, ski poles that have skis attached to the bottom, instead of the pick/spike, to function as outrigger runners for the skier sitting in the sitski.
2. A type of sit-ski, used in para cross country skiing, with a chair solidly mounted to a pair of side-by-side cross country skis. It is paired with ski poles much like normal cross country poles.