1. phosphorus(n = noun.substance) atomic number 15, p - 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;
is a kind of chemical element, element
Derived forms adjective phosphoric1, adjective phosphorous1
2. phosphorus(n = noun.object) daystar, lucifer, morning star - a planet (usually Venus) seen just before sunrise in the eastern sky;
is a kind of major planet, planet
1. The morning star; Phosphor. [1913 Webster]
2. A poisonous nonmetallic element of the nitrogen group, obtained as a white, or yellowish, translucent waxy substance, having a characteristic disagreeable smell; this waxy allotropic form is also called
3. Hence, any substance which shines in the dark like phosphorus, as certain phosphorescent bodies. [1913 Webster]
phosphorus, n. Chem. a non-metallic element occurring naturally in various phosphate rocks and existing in allotropic forms, esp. as a poisonous whitish waxy substance burning slowly at ordinary temperatures and so appearing luminous in the dark, and a reddish form used in matches, fertilizers, etc.
Usage:
Symb.: P.
Derivative:
phosphoric adj. phosphorous adj.
Etymology:
L, = morning star, f. Gk phosphoros f. phos light + -phoros -bringing
N luminary, light, flame, spark, scintilla, phosphorescence, fluorescence, sun, orb of day, Phoebus, Apollo, Aurora, star, orb, meteor, falling star, shooting star, blazing star, dog star, Sirius, canicula, Aldebaran, constellation, galaxy, zodiacal light, anthelion, day star, morning star, Lucifer, mock sun, parhelion, phosphor, phosphorus, sun dog, Venus, aurora, polar lights, northern lights, aurora borealis, southern lights, aurora australis, lightning, chain lightning, fork lightning, sheet lightning, summer lightning, ball lightning, kugelblitz, phosphorus, yellow phosphorus, scintillator, phosphor, firefly luminescence, ignis fatuus, Jack o'lantern, Friar's lantern, will-o'-the- wisp, firedrake, Fata Morgana, Saint Elmo's fire, glowworm, firefly, June bug, lightning bug, anglerfish, gas, gas light, lime light, lantern, lanthorn, dark lantern, bull's-eye, candle, bougie, taper, rushlight, oil, wick, burner, Argand, moderator, duplex, torch, flambeau, link, brand, gaselier, chandelier, electrolier, candelabrum, candelabra, girandole, sconce, luster, candlestick, lamp, light, incandescent lamp, tungsten bulb, light bulb, flashlight, torch, arc light, laser, maser neon bulb, neon sign, fluorescent lamp, filament, socket, contacts, filler gas, firework, fizgig, pyrotechnics, rocket, lighthouse, self-luminous, glowing, phosphoric, phosphorescent, fluorescent, incandescent, luminescent, chemiluminescent, radiant, blossomed the lovely stars, the forget-me-nots of the angels, the sentinel stars set their watch in the sky, the planets in their station list'ning stood, the Scriptures of the skies, that orbed continent, the fire that severs day from night, luminary, light, flame, spark, scintilla, phosphorescence, fluorescence, sun, orb of day, Phoebus, Apollo, Aurora, star, orb, meteor, falling star, shooting star, blazing star, dog star, Sirius, canicula, Aldebaran, constellation, galaxy, zodiacal light, anthelion, day star, morning star, Lucifer, mock sun, parhelion, phosphor, phosphorus, sun dog, Venus, aurora, polar lights, northern lights, aurora borealis, southern lights, aurora australis, lightning, chain lightning, fork lightning, sheet lightning, summer lightning, ball lightning, kugelblitz, phosphorus, yellow phosphorus, scintillator, phosphor, firefly luminescence, ignis fatuus, Jack o'lantern, Friar's lantern, will-o'-the- wisp, firedrake, Fata Morgana, Saint Elmo's fire, glowworm, firefly, June bug, lightning bug, anglerfish, gas, gas light, lime light, lantern, lanthorn, dark lantern, bull's-eye, candle, bougie, taper, rushlight, oil, wick, burner, Argand, moderator, duplex, torch, flambeau, link, brand, gaselier, chandelier, electrolier, candelabrum, candelabra, girandole, sconce, luster, candlestick, lamp, light, incandescent lamp, tungsten bulb, light bulb, flashlight, torch, arc light, laser, maser neon bulb, neon sign, fluorescent lamp, filament, socket, contacts, filler gas, firework, fizgig, pyrotechnics, rocket, lighthouse, self-luminous, glowing, phosphoric, phosphorescent, fluorescent, incandescent, luminescent, chemiluminescent, radiant, blossomed the lovely stars, the forget-me-nots of the angels, the sentinel stars set their watch in the sky, the planets in their station list'ning stood, the Scriptures of the skies, that orbed continent, the fire that severs day from night.