There are 5 definitions of U in English:

U1

Syllabification: U
Pronunciation: /yo͞o
 
/
(also u)

noun (plural Us or U's)

  • 1The twenty-first letter of the alphabet.
  • 1.1Denoting the next after T in a set of items, categories, etc..
  • 2 (U) A shape like that of a capital U, especially a cross section: [in combination]: U-shaped glaciated valleys

More definitions of U

Definition of U in:

Get more from Oxford Dictionaries

Subscribe to remove adverts and access premium resources

Word of the day skosh
Pronunciation: skəʊʃ
noun
a small amount; a little

There are 5 definitions of U in English:

U2

Syllabification: U
Pronunciation: /yo͞o
 
/

symbol

  • The chemical element uranium.

abbreviation

Back to top  
  • (also u) informal You: what will u do next?

More definitions of U

Definition of U in:

There are 5 definitions of U in English:

U3

Syllabification: U
Pronunciation: /
 
yo͞o/

adjective

informal , chiefly British
  • (Of language or social behavior) characteristic of or appropriate to the upper social classes: U manners

Origin

abbreviation of upper class; coined in 1954 by Alan S. C. Ross, professor of linguistics, the term was popularized by its use in Nancy Mitford's Noblesse Oblige (1956).

More definitions of U

Definition of U in:

There are 5 definitions of U in English:

U4

Syllabification: U
Pronunciation: /o͞o
 
/

noun

  • A Burmese title of respect before a man’s name, equivalent to Mr: U Thien San

More definitions of U

Definition of U in:

There are 5 definitions of U in English:

u

Syllabification: u

abbreviation

Physics
  • Denoting quantum states or wave functions that change sign on inversion through the origin. The opposite of g.
    [from German ungerade 'odd']

symbol

[in combination] Back to top  
  • (In units of measurement) micro- (106): direct readout of concentration in ug or mg/l

Origin

substituted for mu.

More definitions of U

Definition of u in: