A mitre joint is a joint made by cutting each of two parts to be joined, across the main surface, usually at a 45° angle, to form a corner, usually to form a 90° angle, though it can comprise any angle greater than 0 degrees.

What does it mean to miter a corner?

Photo: CGardner. A mitered corner is formed by joining two pieces of wood, each cut to a 45° angle. One of the easier joints to cut, a mitered corner does not require a lot of special tools or setup time, yet it's useful in a variety of applications.

What is mitered referred to?

On a shirt, the term 'mitered' refers to a notch cut from the corner of each side of a shirt cuff above the button closure. Like mitered joints, the notch is cut at a 45-degree angle, usually about a centimeter or two away from the corner of the cuff.