Obs. Also 7 letation. [ad. L. lætātiōn-em, f. late L. lætāre to render fertile, f. læt-us fertile, joyful.] A manuring; also quasi-concr. manure.
(Frequent in Evelyn; in the Advertisement prefixed to ed. 3 of Sylva, 1679, he says that the meaner capacities among his readers may read for letation, dung.)
1664. Evelyn, Sylva, I. ii. (1670), 11. Meliorating barren-ground with sweet and comminuted lætations.