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Phosphorus   /fˈɑsfərəs/   Listen
Phosphorus

noun
(pl. phosphori)
1.
A multivalent nonmetallic element of the nitrogen family that occurs commonly in inorganic phosphate rocks and as organic phosphates in all living cells; is highly reactive and occurs in several allotropic forms.  Synonyms: atomic number 15, P.
2.
A planet (usually Venus) seen just before sunrise in the eastern sky.  Synonyms: daystar, Lucifer, morning star.






WordNet 3.0 © 2010 Princeton University








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"Phosphorus" Quotes from Famous Books



... which was first investigated in 1602 by V. Casciorolus, a shoemaker of Bologna, who found that after ignition with combustible substances it became phosphorescent, and on this account it was frequently called Bolognian phosphorus. In 1774 K. W. Scheele, in examining a specimen of pyrolusite, found a new substance to be present in the mineral, for on treatment with sulphuric acid it gave an insoluble salt which was afterwards shown to be identical with that contained in ...
— Encyclopaedia Britannica, 11th Edition, Volume 3, Part 1, Slice 3 - "Banks" to "Bassoon" • Various

... the watches of the night fear is a panther across the chest, sucking the breath; but his eyes cannot bear the light of day, and by dawn he has shrunk to cat size. The ghastly dreams of Orestes perished with the light; phosphorus is ...
— Every Soul Hath Its Song • Fannie Hurst

... content of the cells of plants contain numerous inorganic substances in solution. Among these, not considering oxygen, hydrogen, nitrogen and carbon dioxide, there are the salts of calcium, magnesium, potassium, iron, sulphur and phosphorus. The above substances are found in the cells of every living plant. Other substances like salts of sodium and silica are also found, but these are not regarded as essential to the life and growth of plants. They appear to be present because the plant has not the power to reject them. ...
— Popular Science Monthly Volume 86

... explained Mrs. Medford. "I drew the skeleton outlines on the sheets with phosphorus. Of course they'll be visible only ...
— Frank Merriwell's Pursuit - How to Win • Burt L. Standish

... current issues: air pollution, principally from vehicle and power plant emissions; nitrogen and phosphorus pollution of the North Sea; drinking and surface water becoming polluted ...
— The 2003 CIA World Factbook • United States. Central Intelligence Agency


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