U 1 (y )adj. Chiefly British Of or appropriate to the upper class, especially in language usage. |
| U 2 () n. Used as a courtesy title before the name of a man in a Burmese-speaking area. [Burmese.] |
| U 3 1. The symbol for the element uranium. 2. The symbol for internal energy. |
| U 4 abbr. 1. unsatisfactory 2. uracil |
| u 1 or U (y) n. pl. u's or U's also us or Us 1. The 21st letter of the modern English alphabet. 2. Any of the speech sounds represented by the letter u. 3. The 21st in a series. 4. Something shaped like the letter U. 5. U A grade that indicates an unsatisfactory status. |
| u 2 abbr. up quark |
u, U [juː]
n pl u's, U's, Us
1. (Linguistics) the 21st letter and fifth vowel of the modern English alphabet
2. (Linguistics / Phonetics & Phonology) any of several speech sounds represented by this letter, in English as in mute, cut, hurt, sure, pull, or minus
3.
a. something shaped like a U
b. (in combination) a U-bolt a U-turn
U1
symbol for
1. united
2. (Government, Politics & Diplomacy) unionist
3. (Social Science / Education) university
4. (Performing Arts) (in Britain)
a. universal (used to describe a category of film certified as suitable for viewing by anyone)
b. (as modifier) a U film
5. (Chemistry / Elements & Compounds) Chem uranium
6. (Life Sciences & Allied Applications / Biochemistry) Biochem uracil Text messaging
abbreviation for
(Electronics & Computer Science / Telecommunications) you
adj
(Sociology) Brit dated informal (esp of language habits) characteristic of or appropriate to the upper class Compare non-U
U2
n
a Burmese title of respect for men, equivalent to Mr
U, u (yu)
n., pl. U's Us, u's us.
1. the 21st letter of the English alphabet, a vowel.
2. any spoken sound represented by this letter.
3. something shaped like a U.
4. a written or printed representation of the letter U or u.
U (yu) pronoun. Pron. Spelling.
you: Shoes Fixed While U Wait.
U (yu) adj.
characteristic of the upper classes.
[1950–55; u(pper class)]
U (u) n.
a Burmese title of respect used before a man's name.
U Symbol.
1. the 21st in order or in a series.
2. uranium.
3. uracil.
4. kosher (label).
U. [Union of Orthodox Hebrew Congregations]
1. uncle.
2. union.
3. unit.
4. university.
5. unsatisfactory.
u. 1. and.
[< German und]
2. unit.
3. unsatisfactory.
| U 1. Abbreviation of uracil 2. The symbol for uranium. |
Thesaurus Legend: Synonyms Related Words Antonyms
| Noun | 1. | U - a base containing nitrogen that is found in RNA (but not in DNA) and derived from pyrimidine; pairs with adenine ribonucleic acid, RNA - (biochemistry) a long linear polymer of nucleotides found in the nucleus but mainly in the cytoplasm of a cell where it is associated with microsomes; it transmits genetic information from DNA to the cytoplasm and controls certain chemical processes in the cell; "ribonucleic acid is the genetic material of some viruses" nucleotide, base - a phosphoric ester of a nucleoside; the basic structural unit of nucleic acids (DNA or RNA) |
| 2. |  U - a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weaponsmetal, metallic element - any of several chemical elements that are usually shiny solids that conduct heat or electricity and can be formed into sheets etc. uranium 235 - a uranium isotope with mass number 235; capable of sustaining chain reactions uranium 238 - the commonest isotope of uranium; it is not fissionable but when irradiated with neutrons it produces fissionable plutonium 239 pitchblende, uraninite - a mineral consisting of uranium oxide and trace amounts of radium and thorium and polonium and lead and helium; uraninite in massive form is called pitchblende which is the chief uranium ore | |
| 3. |  u - the 21st letter of the Roman alphabetLatin alphabet, Roman alphabet - the alphabet evolved by the ancient Romans which serves for writing most of the languages of western Europe alphabetic character, letter of the alphabet, letter - the conventional characters of the alphabet used to represent speech; "his grandmother taught him his letters" | |
| Adj. | 1. | u - (chiefly British) of or appropriate to the upper classes especially in language use Britain, Great Britain, U.K., UK, United Kingdom, United Kingdom of Great Britain and Northern Ireland - a monarchy in northwestern Europe occupying most of the British Isles; divided into England and Scotland and Wales and Northern Ireland; `Great Britain' is often used loosely to refer to the United Kingdom upper-class - occupying the highest socioeconomic position in a society |
Translations
U u [juː]
B. ADJ ABBR (Brit)
1. =upper-class
2. (Cine) =universal → todos los públicos
C. ABBR =University → U.
U u [ˈjuː] n (= letter) → U m, u m
U for Uncle → U comme Ursule
U [ˈjuː] n abbr (British) (CINEMA) (=universal) → tous publics
U for Uncle → U comme Ursule
U [ˈjuː] n abbr (British) (CINEMA) (=universal) → tous publics
U, u
n
→ U nt, → u nt
(Brit Film inf) → jugendfreier Film
adj (Brit, = upper class) charakteristisch für die Gewohnheiten, Sprechweise etc der Oberschicht, → vornehm
U u [juː] n (letter) → U, u f or m inv
U for Uncle → U come Udine
U [juː] n abbr (Brit) (Cine) =universal → per tutti
U for Uncle → U come Udine
U [juː] n abbr (Brit) (Cine) =universal → per tutti
a turn, in the shape of the letter U, made by a motorist etc in order to reverse his direction.
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