"rappel" in the noun sense
1. rappel, abseil
mountaineering) a descent of a vertical cliff or wall made by using a doubled rope that is fixed to a higher point and wrapped around the body
"rappel" in the verb sense
1. rappel, abseil, rope down
descend by means of a rappel
"The ascent was easy
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License