abseil

[n] - a descent down a nearly vertical surface by using a doubled rope that is coiled around the body and attached to some higher point
Found on http://www.webdictionary.co.uk/definition.php?query=abseil

abseil

noun a descent down a nearly vertical surface by using a doubled rope that is coiled around the body and attached to some higher point
Found on https://www.encyclo.co.uk/local/20974

Abseil

In mountaineering, abseil means to descend using a rope.
Found on http://www.probertencyclopaedia.com/browse/AA.HTM

abseil

to descend a rock face using a double rope
Found on http://phrontistery.info/a.html
No exact match found