Definition from Wiktionary, the free dictionary
- Leaning or reclining, as the ancients did at their meals.
- (botany) Lying against anything, as one part of a leaf against another leaf
1840, William Baxter, British phænogamous botany, volume 5:
- Distinguished from other genera, with accumbent cotyledons, in the same class and order, by the entire, nearly equal petals; and the dehiscent, nearly entirely pouch, of 2, 1- or many-seeded cells, a broad dissepiment (septum), and nearly flat valves.
- third-person plural future active indicative of accumbō