From Longman Dictionary of Contemporary Englishmitermi‧ter /ˈmaɪtə $ -ər/ noun [countable] the American spelling of mitre
Examples from the Corpus
miter• Suddenly he lifted the crosier above his miter.• Let the boards run long at either end until the miter is tight.Origin miter (1300-1400) Old French mitre, from Latin mitra “band around the head”, from Greek 