Alch. Obs. [ad. L. capella, app. so used in med.L. by alchemists; see Du Cange.] ? A kind of large crucible.
1527. Andrew, Brunswykes Distyll. Waters, A ij a. Ye must have cappellys of whyte claye comonly halfe a yerde wyde and depe. Ibid., A ij b. As brode and longe as the cappell or fornays is.
1753. Chambers, Cycl. Supp., II. Plate 12 Cappels.
[1881. Raymond, Mining Gloss., Capella, Sp[anish]. Cupelling furnace.]
Capel3, variant of CAPLE, Obs., a horse.