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Aethogen :: Aethogen (n.) A compound of nitrogen and boro/, which, when heated before the blowpipe, gives a brilliant phosphorescent; boric nitride..

Vanadium :: Vanadium (n.) A rare element 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. Symbol V (or Vd, rarely). Atomic weight 51.2..

Phosphoroscope :: Phosphoroscope (n.) An apparatus for observing the phosphorescence produced in different bodies by the action of light, and for measuring its duration..

Phosphorus :: Phosphorus (n.) A poisonous nonmetallic element of the nitrogen group, obtained as a white, or yellowish, translucent waxy substance, having a characteristic disagreeable smell. It is very active chemically, must be preserved under water, and unites with oxygen even at ordinary temperatures, giving a faint glow, -- whence its name. It always occurs compined, usually in phosphates, as in the mineral apatite, in bones, etc. It is used in the composition on the tips of friction matches, and for man

Pyroarsenic :: Pyroarsenic (a.) Pertaining to or designating, an acid of arsenic analogous to pyrophosphoric acid..

Phosphoreous :: Phosphoreous (a.) Phosphorescent.

Organogen :: Organogen (n.) A name given to any one of the four elements, carbon, hydrogen, oxygen, and nitrogen, which are especially characteristic ingredients of organic compounds; also, by extension, to other elements sometimes found in the same connection; as sulphur, phosphorus, etc..

Phosphoresced :: Phosphoresced (imp. & p. p.) of Phosphoresc.

Phosphor-bronze :: Phosphor-bronze (n.) A variety of bronze possessing great hardness, elasticity, and toughness, obtained by melting copper with tin phosphide. It contains one or two per cent of phosphorus and from five to fifteen per cent of tin..

Hypophosphite :: Hypophosphite (n.) A salt of hypophosphorous acid.

Phosphoric :: Phosphoric (a.) Of or pertaining to phosphorus; resembling, or containing, from us; specifically, designating those compounds in which phosphorus has a higher valence as contrasted with the phosphorous compounds..

Ignis Fatuus :: Ignis fatuus () 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..

Phospham :: Phospham (n.) An inert amorphous white powder, PN2H, obtained by passing ammonia over heated phosphorus..

Protagon :: Protagon (n.) A nitrogenous phosphorized principle found in brain tissue. By decomposition it yields neurine, fatty acids, and other bodies..

Phosphonic :: Phosphonic (a.) Pertaining to, or designating, certain derivatives of phosphorous acid containing a hydrocarbon radical, and analogous to the sulphonic acid..

Noctiluca :: Noctiluca (n.) That which shines at night; -- a fanciful name for phosphorus.

Dephosphorization :: Dephosphorization (n.) The act of freeing from phosphorous.

Metaphosphate :: Metaphosphate (n.) A salt of metaphosphoric acid.

Phosphorescing :: Phosphorescing (p. pr. & vb. n.) of Phosphoresc.

Tetratomic :: Tetratomic (a.) Consisting of four atoms; having four atoms in the molecule, as phosphorus and arsenic..

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