to dry. N. Mown grass in drying for hay is said to welk. To WILT, for wither, spoken of green herbs or flowers, is a general word.
·noun A pustule. ·see 2d Whelk. II. Welk ·noun A <<Whelk>>. III. Welk ·vt To cause to wither; to <...
Webster's Dictionary of the English Language