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Collins Concise English Dictionary © HarperCollins Publishers:: f, F /ɛf/ n ( pl f's, F's, 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
f symbol for - forte: an instruction to play loudly
- frequency
- function (of)
- femto-
f, f/, f: symbol for - f-number
F, f /ɛf/USA pronunciation n. [countable], pl. F's or Fs, f's or fs. - Linguisticsthe sixth letter of the English alphabet, a consonant.
F, an abbreviation of:- Educationfemale.
- Currencyfranc.
F, Symbol.- the sixth in order or in a series.
- Educationa grade indicating academic work of the lowest quality:He got an F in chemistry.
- PhysicsFahrenheit:Water turns to ice at 32°F (said as "32 degrees Fahrenheit'').
F., an abbreviation of:- PhysicsFahrenheit.
- February.
- franc.
- Friday.
f., an abbreviation of:- Weights and Measuresfeet.
- female.
- feminine.
- Printingfolio.
- following.
- Weights and Measuresfoot.
- Currencyfranc.
WordReference Random House Unabridged Dictionary of American English © 2024F, f (ef ),USA pronunciation n., pl. F's or Fs, f's or fs. - the sixth letter of the English alphabet, a consonant.
- any spoken sound represented by the letter F or f, as in fat, differ, or huff.
- something having the shape of anF.
- a written or printed representation of the letter F or f.
- a device, as a printer's type, for reproducing the letter F or f.
F, - PhysicsFahrenheit.
- Educationfemale.
- Genetics, Music and Dancefilial.
- firm.
- Currencyfranc;
francs. - French.
F, Symbol.- the sixth in order or in a series.
- (sometimes l.c.) (in some grading systems) a grade or mark that indicates academic work of the lowest quality;
failure. - [Music.]
- the fourth tone in the scale of C major or the sixth tone in the relative minor scale, A minor.
- a string, key, or pipe tuned to this tone.
- a written or printed note representing this tone.
- (in the fixed system of solmization) the fourth tone of the scale of C major, called fa.
- the tonality having F as the tonic note.
- (sometimes l.c.) the medieval Roman numeral for 40. Cf. Roman numerals.
- [Math]
- (sometimes l.c.) [Elect.]farad.
- Chemistryfluorine.
- (sometimes l.c.) [Physics.]
- Biochemistryphenylalanine.
f, - firm.
- PhotographySee f-number.
- Music and Danceforte.
f, - Symbol, Optics. See focal length.
F-, [Mil.]- Military(in designations of aircraft) fighter:F-105.
F., - PhysicsFahrenheit.
- February.
- Fellow.
- forint.
- franc;
francs. - France.
- French.
- Friday.
f., - Drugs(in prescriptions) make.
- Electricityfarad.
- Currencyfarthing.
- father.
- Weights and Measuresfathom.
- Weights and Measuresfeet.
- female.
- feminine.
- Drugs(in prescriptions) let them be made.
- Drugs(in prescriptions) fiat.
- filly.
- fine.
- Weights and Measuresfluid (ounce).
- Printingfolio.
- following.
- Weights and Measuresfoot.
- form.
- formed of.
- Currencyfranc.
- from.
- MathematicsMath. function (of ).
- (in the Netherlands) guilder;
guilders.
f/, [Photog.]- See f-number.
Also, f/, f: F1 layer (ef′ wun′).USA pronunciation - See under F layer.
F2 layer (ef′ to̅o̅′).USA pronunciation - See under F layer.
Collins Concise English Dictionary © HarperCollins Publishers:: F symbol for - 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
- the major or minor key having this note as its tonic
- Fahrenheit
- fluorine
- force
- franc(s)
- farad(s)
- a generation of filial offspring, F1 being the first generation of offspring, F2 being the second generation, etc
Collins Concise English Dictionary © HarperCollins Publishers:: F- abbreviation for - fighter
Collins Concise English Dictionary © HarperCollins Publishers:: f., F. abbreviation for - fathom(s)
- female
- feminine
- ( pl ff., FF.) folio
- ( pl ff.) following (page)
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