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Webster 1913 Edition
Phosphorescent
Phosˊphor-es′cent
,Adj.
[Cf. F.
phosphorescent
.] Shining with a phosphoric light; emitting phosphorescence; luminous without sensible heat.
– Noun.
A phosphorescent substance.
Webster 1828 Edition
Phosphorescent
PHOSPHORES'CENT
,Adj.