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  • Phosgene

    a poisonous, colorless, very volatile liquid or suffocating gas, cocl 2 , a chemical-warfare compound, used chiefly in organic synthesis .
  • Phosphate

    chemistry ., agriculture . a fertilizing material containing compounds of phosphorus., a carbonated drink of water and fruit syrup containing a little...
  • Phosphatic

    of, pertaining to, or containing phosphates, phosphatic slag .
  • Phosphene

    a luminous image produced by mechanical stimulation of the retina, as by pressure applied to the eyeball by the finger when the lid is closed.
  • Phosphide

    a binary compound of phosphorus with a basic element or group.
  • Phosphine

    a colorless, poisonous, ill-smelling, flammable gas, ph 3 ., any of certain organic derivatives of this compound.
  • Phosphite

    (loosely) a salt of phosphorous acid.
  • Phosphor

    any of a number of substances that exhibit luminescence when struck by light of certain wavelengths, as by ultraviolet., literary . a phosphorescent substance.,...
  • Phosphor bronze

    a bronze, composed of about 80 percent copper, 10 percent tin, 9 percent antimony, and 1 percent phosphorus, having great hardness and resistance to corrosion.
  • Phosphorate

    also, phosphorize. chemistry . to combine or impregnate with phosphorus., to cause to have phosphorescence.
  • Phosphoresce

    to be luminous without sensible heat, as phosphorus.
  • Phosphorescence

    the property of being luminous at temperatures below incandescence, as from slow oxidation in the case of phosphorus or after exposure to light or other...
  • Phosphorescent

    exhibiting phosphorescence.
  • Phosphoric

    of or containing phosphorus, esp. in the pentavalent state.
  • Phosphorism

    chronic phosphorus poisoning.
  • Phosphorite

    a sedimentary rock sufficiently rich in phosphate minerals to be used as a source of phosphorus for fertilizers.
  • Phosphorous

    containing trivalent phosphorus.
  • Phosphorus

    chemistry . a solid, nonmetallic element existing in at least three allotropic forms, one that is yellow, poisonous, flammable, and luminous in the dark,...
  • Phot

    a unit of illumination, equal to 1 lumen per square centimeter. abbreviation, ph
  • Photic

    of or pertaining to light., pertaining to the generation of light by organisms, or their excitation by means of light.
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