GNU Collaborative International Dictionary of English
last match results
Found one definition
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Phosphoresce (?), v. i. [imp. & p. p. Phosphoresced (?); p. pr. & vb. n. Phosphorescing (?).]
1. To shine as phosphorus; to be phosphorescent; to emit a phosphoric light. Generally, to emit light at temperatures too low to excite incandescent radiation.
[1913 Webster + PJC]
2. To emit light after a source of illumination has been removed; to exhibit phosphorescence.
[PJC]