phosphor


phos·phor

noun \ˈfäs-fər, -ˌfr\

Definition of PHOSPHOR

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

Variants of PHOSPHOR

phos·phor also phos·phore \-ˌfr, -fər\

Origin of PHOSPHOR

Latin phosphorus, from Greek phōsphoros, literally, light bringer, from phōsphoros light-bearing, from phōs light + pherein to carry, bring — more at fancy, bear
First Known Use: 1705

phos·phor

noun \ˈfäs-fər, -ˌf(ə)r\   (Medical Dictionary)

Medical Definition of PHOSPHOR

: a phosphorescent substance; specifically : a substance that emits light when excited by radiation

Variants of PHOSPHOR

phos·phor also phos·phore \-ˌfō(ə)r, -ˌf(ə)r, -fər\

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