recumbent (adj) - lying down or back; resting or reclining [ri-kuhm-buhnt]
BREAKDOWN: RE- (back) + CUMB- (to lie) + -ENT (being)
recumbency is the act or state of leaning, resting, or reclining (also recumbence)
a recumbent bicycle is one that places a rider in a reclining position
“When it's summer, people sit a lot. Or lie. Lie in the sense of recumbency. A good heavy book holds you down.” —Roy Blount Jr.