descender

1. A person or thing that descends.

   someone who descends

2. The part of a letter or number that is drawn below the baseline (the bottom of most lowercase letters).

   a lowercase letter that has a part extending below other lowercase letters

3. (uncommon)A letter that has such a portion, such as g, j, or in some fonts Q.

   Unterlänge

4. A cyclist who excels at fast descents.

5. A belay device used in rock climbing, or as a fire escape.

   Abseilgerät

regular