f

noun, often capitalized, often attributive

\ ˈef

plural f's or fs\ ˈefs

Definition of f

(Entry 1 of 4)

1a : the 6th letter of the English alphabet

b : a graphic representation of this letter

c : a speech counterpart of orthographic f

2 : the fourth tone of a C-major scale

3 : a graphic device for reproducing the letter f

4 : one designated f especially as the sixth in order or class

5a : a grade rating a student's work as failing

b : one graded or rated with an F

6 : something shaped like the letter F

abbreviation (1)

Definition of f (Entry 2 of 4)

1 failure

2 false

3 family

4 faraday

5 feast

6 female

7 feminine

8 femto-

9 fermi

10 fine

11 finish

12 fluid; fluidness

13 focal length

14 folio

15 [ following ] and the following one

16 force

17 forte

18 fragile

19 frequency

20 from

21 full

abbreviation (2)

Definition of F (Entry 3 of 4)

1 Fahrenheit

2 farad

3 French

4 Friday

symbol

Definition of F (Entry 4 of 4)

fluorine

Examples of f in a Sentence

Noun

The word “foot” begins with an f. The word “foot” begins with f. I got an F on the test.

Abbreviation (2)

Water freezes at 32 degrees F.

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More Definitions for f

noun

English Language Learners Definition of f

: the sixth letter of the English alphabet

: a musical note or key referred to by the letter F : the fourth tone of a C-major scale

: a grade that is given to a student who is doing very poor work

See the full definition for f in the English Language Learners Dictionary

noun, often capitalized

\ ˈef

plural f's or fs\ ˈefs \

Kids Definition of f

1 : the sixth letter of the English alphabet

2 : a grade that shows a student's work is failing

3 : a musical note referred to by the letter F

abbreviation

Kids Definition of f.

female

abbreviation

Kids Definition of F

1 Fahrenheit

2 false

abbreviation

Medical Definition of f

(Entry 1 of 4)

1 farad

2 father

3 female

4 foot

5 formula

symbol

Medical Definition of f (Entry 2 of 4)

1 faraday

2 focal length

3 function

abbreviation

Medical Definition of F (Entry 3 of 4)

1 Fahrenheit

2 French

symbol

Medical Definition of F (Entry 4 of 4)

fluorine

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f

Definition of f

Examples of f in a Sentence

First Known Use of f

Learn More about f

Dictionary Entries near f

Statistics for f

The first known use of f was before the 12th century

English Language Learners Definition of f

Kids Definition of f

Kids Definition of f.

Kids Definition of F