What does fluorine mean?

n. A poisonous, pale yellow gas that is highly reactive and is the 9th element on the periodic table.

fluorine

🇺🇸 /ˈflɔːriːn/ 🇬🇧 /ˈflɔːriːn/

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noun

A poisonous, pale yellow gas that is highly reactive and is the 9th element on the periodic table.

Fluorine is used in toothpaste to help prevent cavities.

A poisonous, pale yellow gas that is highly reactive and is the 9th element on the periodic table.

Plural fluorines