Definition of fluoride for English Language Learners. : a chemical that is sometimes added to drinking water and toothpaste to help keep teeth healthy.
Fairfax is an incorporated town in Marin County, California, United States. Fairfax is located 3.25 miles (5.2 km) west-northwest of San Rafael, at an elevation of 115 feet (35 m). The population is 7,441 at the 2010 census. Fairfax is the only town in America that holds a Green Party majority in the town council.
Fairfax County, Virginia (VA) County population in 2014: 1,137,538 (99% urban, 1% rural); it was 969,749 in 2000. County owner-occupied with a mortgage or a loan houses and condos in 2010: 230,326. County owner-occupied free and clear houses and condos in 2010: 41,907.