phospho-, phosph-, phosphoro-, phosphor- +

To deprive of or to free from phosphorus.

The removal of a phosphate group from a compound.

1. Any salt or ester* formed by the reaction of a metal, alcohol, or other radical with phosphoric acid. *[An ester is an organic, often fragrant, compound formed in a reaction between an acid and an alcohol with the elimination of water.]
2. A soft drink made from carbonated water and flavored syrup.

The presence in the urine of a high concentration of phosphate salts, giving it a cloudy appearance. It is associated with the formation of kidney stones.

1. A sensation of seeing light caused by pressure or electrical stimulation of the eye: "A phosphene is an entoptic phenomenon (visual effect whose source is within the eye) characterized by the sensation of light from mechanical, electrical, or magnetic stimulation of the eye's retina, or from random firing of cells in the visual system, rather than from light."
2. Sensations of light caused by excitations of the retina by mechanical or electrical means rather than by light, as when the eyeballs are pressed through closed lids: "The most common phosphenes are pressure phosphenes, caused by rubbing the closed eyes."

Any compound of phosphorus with a more electropositive element; for example, a metal.

A colorless inflammable gas with a fishy smell, used as a pesticide.

Any salt or ester of phosphorous acid.

1. When capitalized, the morning star; the planet Venus when appearing before sunrise.
2. A substance that can emit light when irradiated with particles of electromagnetic radiation.
3. Anything that phosphoresces, or emits light without sensible heat.

To combine or to impregnate with phosphorus.

Outdated, of or pertaining to phosphorus; resembling phosphorus: The phosphoreal chemical element, which is poisonous and yellowish-white in color, produces a glow and, when it comes in contact with air, it burns! ,

To continue to emit light without accompanying heat after exposure to and removal of a source of stimulating radiation.

1. The emission of light in darkness by the release of absorbed radiation; also, the light so produced; see bioluminescence.
2. The continued emission of light without heat after exposure to and removal of a source of electromagnetic radiation.

1. Continuing to emit light after the source of stimulating radiation has been removed.
2. Having the property of shining in the dark; luminous without combustion or without sensible heat; self-luminous.

The presence of free phosphorus in perspiration.