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Steel hardened by the addition of other elements, as manganese, phosphorus, or (usually) carbon.

A salt of hypophosphoric acid.

A salt of hypophosphorous acid.

A phosphorescent light that appears, in the night, over marshy ground, supposed to be occasioned by the decomposition of animal or vegetable substances, or by some inflammable gas; -- popularly called also Will-with-the-wisp, or Will-o'-the-wisp, and Jack-with-a- lantern, or Jack-o'-lantern.

One of a group of nitrogenous phosphorized principles, supposed by Thudichum to exist in brain tissue.

A nitrogenous substance free from phosphorus, supposed to be present in the brain; a body closely related to cerebrin.

A complex, nitrogenous phosphorized substance widely distributed through the animal body, and especially conspicuous in the brain and nerve tissue, in yolk of eggs, and in the white blood corpuscles.

The light thus produced; luminosity; phosphorescence.

." Macaulay. " A luminous statement." Brougham. Luminous paint, a paint made up with some phosphorescent substance, as sulphide of calcium, which after exposure to a strong light is luminous in the dark for a time.

ed at one end in a substance which can be easily ignited by friction, as a preparation of phosphorus or chlorate of potassium. Match box, a box for holding matches. -- Match tub, a tub with a perforated cover for holding slow matches for firing cannon, esp. on board ship. The tub contains a little water in the bottom,…

ds possess or produce acid, rather than basic, properties; a nonmetal; as, boron, carbon, phosphorus, nitrogen, oxygen, sulphur, chlorine, bromine, etc., are metalloids.

Pertaining to, or designating, an acid (formerly called antimonic acid) analogous to metaphosphoric acid, and obtained as a white amorphous insoluble substance, (HSbO3).

A salt of metaphosphoric acid.

Of, pertaining to, or designating, a vanadic acid analogous to metaphosphoric acid.

nerals; as, mineral waters. Mineral acids (Chem.), inorganic acids, as sulphuric, nitric, phosphoric, hydrochloric, acids, etc., as distinguished from the organic acids. -- Mineral blue, the name usually given to azurite, when reduced to an impalpable powder for coloring purposes. -- Mineral candle, a candle made of…

One of a group of phosphorized principles occurring in nerve tissue, both in the brain and nerve fibers.

That which shines at night; -- a fanciful name for phosphorus.

A fatlike substance in certain marine animals, to which they owe their phosphorescent properties.

ble in alkaline fluids and especially characterized by its comparatively large content of phosphorus. It also contains nitrogen and sulphur.

also, by extension, to other elements sometimes found in the same connection; as sulphur, phosphorus, etc.