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high or the highest degree by an air pump or other artificial means; as, water boils at a reduced temperature in a vacuum.

of the nitrogen-phosphorus group, found combined, in vanadates, in certain minerals, and reduced as an infusible, grayish-white metallic powder. It is intermediate between the metals and the non-metals, having both basic and acid properties. Sumbol V (or Vd, rarely). Atomic weight 51.2.

a. & n. from Vanish, v. Vanishing fraction (Math.), a fraction which reduces to the form Math. Dict. -- Vanishing line (Persp.), the intersection of the parallel of any original plane and picture; one of the lines converging to the vanishing point. -- Vanishing point (Persp.), the point to which all parallel lines in…

To bring back a metal to the metallic form, as from an oxide or solution; to reduce. [Obs.]

To reduce in quality, strength, or spirit; as, to weaken tea; to weaken any solution or decoction.

To reduce or exhaust the physical strength or endurance of; to tire; to fatigue; as, to weary one's self with labor or traveling. So shall he waste his means, weary his soldiers. Shak.

To reduce to the condition of a widow; to bereave of a husband; -- rarely used except in the past participle. Though in thus city he Hath widowed and unchilded many a one, Which to this hour bewail the injury. Shak.

, under Shield. -- Wood fiber. (a) (Bot.) Fibrovascular tissue. (b) Wood comminuted, and reduced to a powdery or dusty mass. -- Wood fretter (Zoöl.), any one of numerous species of beetles whose larvæ bore in the wood, or beneath the bark, of trees. -- Wood frog (Zoöl.), a common North American frog (Rana sylvatica)…