The standing position is not often maintained, the patient seeking relief in recumbency.
Some writers state that it may be produced by confining an animal in recumbency, with the casting harness.
1705, from Latin recumbentem (nominative recumbens), present participle of recumbere "recline, lie down, lie down again;" of things, "to fall, sink down, settle down," from re- "back" (see re-) + -cumbere "to lie down" (see succumb). Related: Recumbency (1640s). A verb, recumb, has been attempted in English occasionally since 1670s.
recumbent re·cum·bent (rĭ-kŭm'bənt)
Lying down, especially in a position of comfort; reclining.