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Phosphorus

A chemical element that glows faintly, symbol P.

The Greek roots

φῶς
phôs
light
+
φόρος
-phóros
bearer

Literally: light-bearer

The story of the word

Named the 'light-bearer' for its eerie glow — the same title the Greeks gave the morning star.

In a sentence

Phosphorus glowed softly on the old watch dial.

Built on the same root

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