|a fool or simpleton; ninny.|
|a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.|
fluoridation fluor·i·da·tion (fl&oobreve;r'ĭ-dā'shən, flôr'-)
The addition of a fluorine compound to drinking water for the purpose of reducing tooth decay.