Tierce

Tierce, (fr.): a charge occurring in some French arms, consisting of three triangles arranged generally in fesse. There may be two tierces in the same shield.

Tiercé, (fr.): tierced, or triparted: in French arms the term is generally of the shield when it is divided into three parts per fesse; but the shield also may be blazoned as tiercé per pale or per bend. See under Party.