millrind

Noun

 * 1) An iron support, usually four-armed or cross-shaped, for the turning ("runner") stone in a pair of millstones.
 * 2)  A heraldic charge resembling a stylized millstone support of this kind.

Translations

 * Catalan: nadilla
 * German: Mühleisen
 * Swedish: kvarnjärn, möllejärn