dial. Also clavel. A grain of corn.
1727. Bradley, Fam. Dict., s.v. Brewing, In grinding, they set their upper Mill-stone so high, that it breaks off only the Tops of the Clevel.
1736. Lewis, Isle Thanet Gloss. (E. D. S.), Clevel, a grain of corn.
1887. Kentish Gloss. (E. D. S.), Clavel, a grain of corn free from the husk.