luminescence

noun/ˌluːmɪˈnɛsəns/

Frequency rank: #19,224 most common English word

Meaning

the emission of light by a substance that has not been heated, as in fluorescence or bioluminescence.

Illustration for the English word “luminescence”

Example sentence

Scientists observed faint luminescence coming from the deep-sea creature in the dark water.

Synonyms & related words

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