(n): a unit of temperature on a specified scale
(n): a nonmetallic univalent element belonging to the halogens; usually a yellow irritating toxic flammable gas; a powerful oxidizing agent; recovered from fluorite or cryolite or fluorapatite
(n): any of the more than 100 known substances (of which 92 occur naturally) that cannot be separated into simpler substances and that singly or in combination constitute all matter
(n): a fluid in the gaseous state having neither independent shape nor volume and being able to expand indefinitely
(n): any of five related nonmetallic elements (fluorine or chlorine or bromine or iodine or astatine) that are all monovalent and readily form negative ions
(n): the capacitance of a capacitor that has an equal and opposite charge of 1 coulomb on each plate and a voltage difference of 1 volt between the plates
(n): a measure of the capacity of a circuit component to store charge
(n): the 6th letter of the Roman alphabet
(n): the conventional characters of the alphabet used to represent speech
F. Chemical element symbol for Fluorine.