Nouns

(n)miter joint, mitre joint, miter, mitrejoint that forms a corner; usually both sides are bevelled at a 45-degree angle to form a 90-degree corner
(n)miter, mitrethe surface of a beveled end of a piece where a miter joint is made“he covered the miter with glue before making the joint”
(n)miter, mitrea liturgical headdress worn by bishops on formal occasions