miter

n. official headdress of the bishop in the Western Church; office of bishop in the Western Church; headdress of the ancient Jewish High Priest; 90 degree angle formed by two pieces of wood that are cut on a diagonal to fit together (Carpentry)

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This article is about the ceremonial head-dress; see also mitre (disambiguation). The mitre, also spelled miter (from the Greek μίτρα, 'headband' or 'turban'), is a type of headgear now known as the traditional, ceremonial head-dress of bishops and certain abbots in the Roman Catholic Church, the Anglican Communion, some Lutherans, and also bishops and certain other clergy in the Eastern Orthodox Church, Eastern Catholic Churches and the Oriental Orthodox Churches.
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Noun
1. joint that forms a corner; usually both sides are bevelled at a 45-degree angle to form a 90-degree corner
(synonym) miter joint, mitre joint, mitre
(hypernym) joint
2. the surface of a beveled end of a piece where a miter joint is made; "he covered the miter with glue before making the joint"
(synonym) mitre
(hypernym) surface
3. a liturgical headdress worn by bishops on formal occasions
(synonym) mitre
(hypernym) headdress, headgear
Verb
1. bevel the edges of, to make a miter joint
(hypernym) bevel, chamfer
(derivation) mitre
2. confer a miter on (a bishop)
(hypernym) confer, bestow
(derivation) mitre
3. fit together in a miter joint
(hypernym) join, bring together
(derivation) miter joint, mitre joint, mitre

(v. t.)
Alt. of Mitre
  

(v. i.)
Alt. of Mitre
  

(n.)
Alt. of Mitre
  

The tall pointed hat worn by bishops and abbots