Ac‐cum″bent (–bent), a. 1. Leaning or reclining, as the ancients did at their meals.
The Roman... accumbent posture in eating.
Arbuthnot.
2. (Bot.) Lying against anything, as one part of a leaf against another leaf. Gray.
Accumbent cotyledons have their edges placed against the caulicle.
Eaton.