RAPPELLING

RAPPEL

rappel, abseil, rope down

(verb) descend by means of a rappel; “The ascent was easy--roping down the mountain would be much more difficult and dangerous”; “You have to learn how to abseil when you want to do technical climbing”

Source: WordNet® 3.1

Verb

rappelling

present participle of rappel

Noun

rappelling (uncountable)

A system used to descend heights with a rope.

Source: Wiktionary

RAPPEL

Rap"pel, n. Etym: [F. Cf. Repeal.] (Mil.)

Definition: The beat of the drum to call soldiers to arms.

Source: Webster’s Unabridged Dictionary 1913 Edition