| Title | phosphor |
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Merriam-Webster's Collegiate Dictionary phos·phor \\ˈfäs-fər, -ˌfȯr\\ noun also phos·phore \\-ˌfȯr, -fər\\ ETYMOLOGY Latin phosphorus, from Greek phōsphoros,literally, light bringer, from phōsphoros light-bearing, from phōslight + pherein to carry, bring — more at fancy , bear DATE 1705 1. a phosphorescent substance 2. a luminescent substance that emits light when excited by radiation (as electrons) and is used especially in fluorescent lamps and cathode-ray tubes Webster's Third New International Dictionary, Unabridged Search result show the entry is found in: phosphor- , or phosphor bronze , or phosphor copperphos·phor \ˈfäsfər, -ˌsfȯ(ə)r\ noun (-s) Etymology: French phosphore, from New Latin phosphorus — more at phosphorus 1. : anything that exhibits phosphorescence < her eyes … flashed phosphor and sharp sparks — John Keats > 2. also phos·phore \-ˌsfȯ(ə)r\ : any of various phosphorescent or fluorescent materials (as zinc sulfide activated with silver or copper or zinc silicate activated with manganese) that may occur as minerals (as wurtzite or willemite) but are now usually produced synthetically and are used chiefly in fluorescent lamps, in cathode-ray tubes (as for television and radar), in instruments for detecting various radiations, and in luminous paints and inks |
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