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gism (Logic), one in which the major proposition is disjunctive; as, the earth moves in a circle or an ellipse; but in does not move in a circle, therefore it moves in an ellipse.

A flat, circular plate; as, a disk of metal or paper.

dreary; as, a dismal outlook; dismal stories; a dismal place. Full well the busy whisper, circling round, Convey'd the dismal tidings when he frowned. Goldsmith. A dismal description of an English November. Southey.

Estimation of difference; regard to differences or distinguishing circumstance. Maids, women, wives, without distinction, fall. Dryden.

rizon; hence, the arc described by the moon or a star from rising to setting. -- Diurnal circle, the apparent circle described by a celestial body in consequence of the earth's rotation. -- Diurnal motion of the earth, the motion of the earth upon its axis which is described in twentyfour hours. -- Diurnal motion of…

An instrument for dividing lines, describing circles, etc., compasses. See Compasses.

des; separating; marking divisions; graduating. Dividing engine, a machine for graduating circles (as for astronomical instruments) or bars (as for scales); also, for spacing off and cutting teeth in wheels. -- Dividing sinker. (Knitting Mach.). See under Sinker.

e completed; to be through with; to have no further concern with. -- Well to do, in easy circumstances.

A contrivance, turning on a vertical axis by a handle or winch, and giving a circular motion to the ore to be washed; a stirrer.

A turn or circuit in running to escape pursues; hence, a trick; a shift; an artifice. These men are too well acquainted with the chase to be flung off by any false steps or doubles. Addison.

A ventilating shaft down which the air passes in circulating through a mine.

The system of furrows on the face of a millstone. Knight. Dress circle. See under Circle. -- Dress parade (Mil.), a parade in full uniform for review.

ifference between the size of a bolt and the hole into which it is driven, or between the circumference of a hoop and that of the mast on which it is to be driven.

r bring to a point or state; as, to drive person by necessity, by persuasion, by force of circumstances, by argument, and the like. " Enough to drive one mad." Tennyson. He, driven to dismount, threatened, if I did not do the like, to do as much for my horse as fortune had done for his. Sir P. Sidney.…

sandstone scattered over the chalk downs, but in other countries generally in the form of circles, or in detached pillars.

Pertaining to, or resembling, the Druids. Druidical circles. See under Circle.

rical, blocks, of which the shaft of a column is composed; also, a vertical wall, whether circular or polygonal in plan, carrying a cupola or dome. (e) (Mach.)

rum music. Whose morning drumbeat, following the sun, and keeping company with the hours, circles the earth with one continuous and unbroken strain of the martial airs of England. D. Webster.

One of the dowels joining the ends of the fellies which form the circle of the wheel of a gun carriage. Wilhelm.

Causing ease; giving freedom from care or labor; furnishing comfort; commodious; as, easy circumstances; an easy chair or cushion.