WordReference Random House Unabridged Dictionary of American English © 2026
ac•cum•bent
(ə kum′bənt),USA pronunciation adj.
ac•cum′ben•cy, n.
- reclining;
recumbent:accumbent posture. - Botanylying against something.
- Latin accumbent- (stem of accumbēns, present participle of accumbere), equivalent. to ac- ac- + cumb- (nasalized variant of cub- lie, recline; see covey) + -ent- -ent
- 1650–60