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A person who operates a typewriting machine; a typewriter.

stain; as, to undergo toil and fatigue; to undergo pain, grief, or anxiety; to undergothe operation of amputation; food in the stomach undergoes the process of digestion. Certain to undergo like doom. Milton.

To work or operate in secret or clandestinely. B. Jonson.

tain and Ireland; -- so named since January 1, 1801, when the Legislative Union went into operation. -- United Greeks (Eccl.), those members of the Greek Church who acknowledge the supremacy of the pope; -- called also uniats.

tions. -- Unlimited pump, a kind of deep-well pump placed at the level of the water, and operated from above ground. -- Un*lim"it*ed*ly, adv. -- Un*lim"it*ed*ness, n.

The plastic operation for closing a fissure in the hard palate.

or pertaining to the urethra. Urethral fever (Med.), fever occurring as a consequence of operations upon the urethra.

An operation for the repair of an injury or a defect in the walls of the urethra. -- U*re`thro*plas"tic, a.

g, so as to lengthen the forging. Contingent, or Springing, use (Law), a use to come into operation on a future uncertain event. -- In use. (a) In employment; in customary practice observance. (b) In heat; -- said especially of mares. J. H. Walsh. -- Of no use, useless; of no advantage. -- Of use, useful; of advanta…

The operation of expelling one substance from another by heat, as sulphur or arsenic from ores, in a muffle.

The operation of removing the uvula.

inches of mercury, or 13 pounds per square inch. Vacuum brake, a kind of continuous brake operated by exhausting the air from some appliance under each car, and so causing the pressure of the atmosphere to apply the brakes. -- Vacuum pan (Technol.), a kind of large closed metallic retort used in sugar making for boili…

Operating by means of, or made up of an arrangement of, vessels; as, the vascular system in animals, including the arteries, veins, capillaries, lacteals, etc.

tirical songs, set to familiar airs. The early vaudeville, which is the forerunner of the opera bouffe, was light, graceful, and piquant. Johnson's Cyc.

The act or operation of opening a vein for letting blood; bloodletting; phlebotomy.

Fig.: Any cavity, or hollow place, in which any function may be conceived of as operating. These [ideas] are begot on the ventricle of memory. Shak.

A formal phrase used in concluding a plea. Verification of an equation (Math.), the operation of testing the equation of a problem, to see whether it expresses truly the conditions of the problem. Davies & Peck. (Math. Dict.)

The act or operation of moving in the manner of a worm; continuation of motion from one part to another; as, the vermiculation, or peristaltic motion, of the intestines.

ed over two or more members of a compound quantity, which are to be subjected to the same operation, as in the expression x2 + y2 - x + y.

The operation of gathering grapes. [Obs.] Bailey.