U

(redirected from 4RU)
Also found in: Thesaurus, Medical, Financial, Encyclopedia.

U 1

 (yo͞o)
adj.
Chiefly British Of or appropriate to the upper class, especially in language usage.


U 2

 (o͞o)
n.
Used as a courtesy title before the name of a man in a Burmese-speaking area.

[Burmese.]

U 3

1. The symbol for uranium.
2. The symbol for internal energy.

U 4

abbr.
1. unsatisfactory
2. uracil

u 1

or U  (yo͞o)
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

(juː) or

U

n, pl u's, U's or Us
1. (Linguistics) the 21st letter and fifth vowel of the modern English alphabet
2. (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.

U

symbol for
1. united
2. (Government, Politics & Diplomacy) unionist
3. (Education) university
4. (Film) (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. (Elements & Compounds) chem uranium
6. (Biochemistry) biochem uracil
abbreviation for
(Telecommunications) text messaging you
adj
(Sociology) old-fashioned informal Brit (esp of language habits) characteristic of or appropriate to the upper class. Compare non-U

U

()
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).
[Union of Orthodox Hebrew Congregations]

U.

1. uncle.
2. union.
3. unit.
4. university.
5. unsatisfactory.

u.

1. and.
[< German und]
2. unit.
3. unsatisfactory.

U

The symbol for uranium.
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.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 elementU - a heavy toxic silvery-white radioactive metallic element; occurs in many isotopes; used for nuclear fuels and nuclear weapons
metal, 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 alphabetu - the 21st letter of the Roman alphabet
Latin 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]
A. N (= letter) → U, u f
U for UncleU de Uruguay
U-shapeden forma de U
see also U-turn
B. ADJ ABBR (Brit)
1. =upper-class
2. (Cine) =universaltodos los públicos
C. ABBR =UniversityU.

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

, 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) =universalper tutti

u

(juː) : ˈU-turn noun
a turn, in the shape of the letter U, made by a motorist etc in order to reverse his direction.
References in periodicals archive ?
It features four 20A circuit inputs in a single 2RU enclosure, saving integrators valuable rack space over 4RU systems and eliminating the need to wire multiple units together.
To nominate your GP and/or practice team please contact Lesley Hills at RCGP Wales, Regus House, Falcon Drive, Cardiff Bay, Cardiff CF10 4RU or email Lesley at lesley.
All other Vale residents wishing to have their say can send written responses to FREEPOST RTGUJGBH- YYJZ, Rhoose Point Byelaws Consultation, Corporate and Customer Services, Vale of Glamorgan Council, Barry, CF63 4RU, or email consultation@valeofglamorgan.
The 4RU MFR-3000 offers a midsize system where variable input/output capabilities and mixed signal formats are used.
To nominate your doctor please contact Susan Court at RCGP Wales, Regus House, Falcon Drive, Cardiff CF10 4RU or email her at scourt@rcgp.
The company said that its solution is comprised of Ventura VS251-RC-SFP fibre optic transmitter/receiver/ transceiver cards and Ventura VS103 4RU chassis.
The new server, which will be available from this July onwards, has two versions: a 6RU chassis supporting up to eight HD/SD channels (including 6in/2out) or six channels in 3D/1080p mode; and a 4RU chassis supporting up to seven HD/SD channels or four channels in 3D/1080p mode.
The 17-inch-deep, 1RU, 2RU and 4RU enclosures feature an easy-glide sliding tray, which is fully removable to facilitate high-density field terminations and splicing, while the front and rear of the bulkhead remains accessible for moves, adds and changes.