MICROMETER n.
for measuring minute distances, or the apparent diameters of objects which subtend minute angles. The measurement given directly is that of the image of the object formed at the focus of the object glass. Circular, or Ring, micrometer, a metallic ring fixed in the focus of the object glass of a telescope, and used to d…
MITER; MITRE n. 3 definitions
ney 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, an…
MIXED a.
action (Law), a suit combining the properties of a real and a personal action. -- Mixed angle, a mixtilineal angle. -- Mixed fabric, a textile fabric composed of two or more kinds of fiber, as a poplin. -- Mixed marriage, a marriage between persons of different races or religions; specifically, one between a Roman…
MIXTILINEAL; MIXTILINEAR a.
isting of, lines of different kinds, as straight, curved, and the like; as, a mixtilinear angle, that is, an angle contained by a straight line and a curve. [R.]
MORTAR n.
A short piece of ordnance, used for throwing bombs, carcasses, shells, etc., at high angles of elevation, as 45º, and even higher; - - so named from its resemblance in shape to the utensil above described. Mortar bed (Mil.), a framework of wood and iron, suitably hollowed out to receive the breech and trunnions of a mo…