L mitre, headband, turban.
Liturgical headdress of Popes, bishops, and abbots. It has a high, stiff back and front piece that rises to a peak with two lappets hanging from the back. Made of white silk or linen or cloth of gold, and may be plain or richly ornamented.

the place i work at, originally started from MIT funding, and stands for MIT Research and Engineering. MITRE mostly deals with Research and Development, non-profit style with funding usually from government agencies and programs.

Mi"ter, Mi"tre (?), n. [F. mitre, fr. L. mitra headband, turban, Gr. .]

1.

A covering for the head, worn on solemn occasions by church dignitaries. It has been made in many forms, the present form being a lofty cap with two points or peaks.

Fairholt.

2.

The surface forming the beveled end or edge of a piece where a miter joint is made; also, a joint formed or a junction effected by two beveled ends or edges; a miter joint.

3. Numis.

A sort of base money or coin.

Miter box Carp. & Print., an apparatus for guiding a handsaw at the proper angle in making a miter joint; esp., a wooden or metal trough with vertical kerfs in its upright sides, for guides. -- Miter dovetail Carp., a kind of dovetail for a miter joint in which there is only one joint line visible, and that at the angle. -- Miter gauge Carp., a gauge for determining the angle of a miter. -- Miter joint, a joint formed by pieces matched and united upon a line bisecting the angle of junction, as by the beveled ends of two pieces of molding or brass rule, etc. The term is used especially when the pieces form a right angle. See Miter, 2. -- Miter shell Zool., any one of numerous species of marine univalve shells of the genus Mitra. -- Miter square Carp., a bevel with an immovable arm at an angle of 45°, for striking lines on stuff to be mitered; also, a square with an arm adjustable to any angle. -- Miter wheels, a pair of bevel gears, of equal diameter, adapted for working together, usually with their axes at right angles.

© Webster 1913.

Mi"ter, Mi"tre, v. t. [imp. & p. p. Mitered (?) or Mitred; p. pr. & vb. n. Mitering (?) or Mitring.]

1.

To place a miter upon; to adorn with a miter.

Milton.

2.

To match together, as two pieces of molding or brass rule on a line bisecting the angle of junction; to bevel the ends or edges of, for the purpose of matching together at an angle.

© Webster 1913.

Mi"ter, Mi"tre, v. i.

To meet and match together, as two pieces of molding, on a line bisecting the angle of junction.

© Webster 1913.

Mi"tre (?), n. & v.

See Miter.

© Webster 1913.