< /paʊl ˈfeɪ lɪks ˈeɪd lər fən ˈmüntsˌbɛrk/, 1863–1942, Austrian composer, conductor, and writer.
noun plural f’s, F’s or Fs
- the sixth letter and fourth consonant of the modern English alphabet
- a speech sound represented by this letter, usually a voiceless labio-dental fricative, as in fat
- music forte: an instruction to play loudly
- physics frequency
- (formerly in the Netherlands) guilder
- maths function (of)
- physics femto-
- chess See algebraic notation
- a note having a frequency of 349.23 hertz (F above middle C) or this value multiplied or divided by any power of 2; the fourth note of the scale of C major
- a key, string, or pipe producing this note
- the major or minor key having this note as its tonic
- chem fluorine
- Helmholtz function
- physics force
- genetics a generation of filial offspring, F 1 being the first generation of offspring, F 2 being the second generation, etc
- France (international car registration)
- grammar feminine
- plural ff. or FF. folio
- plural ff. following (page)
- Abbreviation of Fahrenheit
- The symbol for farad.
- The symbol for fluorine.
- A pale-yellow, poisonous, gaseous element of the halogen group. It is highly corrosive and is used to separate certain isotopes of uranium and to make refrigerants and high-temperature plastics. It is also added in fluoride form to the water supply to prevent tooth decay. Atomic number 9; atomic weight 18.9984; melting point -223°C; boiling point -188.14°C; specific gravity of liquid 1.108 (at boiling point); valence 1. See Periodic Table.