miter Definition

miter mitre¹, mitre²

---

mitre¹
miter
noun

1. The ceremonial headdress of a bishop or abbot, a tall pointed hat with separate front and back sections.

Etymology: 14c: French, from Greek mitra a turban.

---

mitre²
miter
noun

1. In joinery, etc: a corner joint between two lengths of wood, etc made by fitting together two 45 sloping surfaces cut into their ends.

Form: mitre joint

verb

(US)
mitred, mitring, mitered, mitering
1. To join (two lengths of wood, etc) with a mitre.

Etymology: 17c: perhaps the same word as mitre¹.