Look up: U

1. u
   a common replacement for the Greek letter µ as a symbol for the micron or micrometer. The correct symbol for this unit is µm.
   Found on http://www.unc.edu/~rowlett/units/dictU.
   
   
2. U
   a commercial unit of thermal conductance (heat flow). The U factor, as it is also called, is the conductance through an insulator as measured in Btu's of energy conducted times inches of thickness per hour of time per square foot of area per °F of temperature difference between the two sides of the material. The U factor is numerically equal t...
   Found on http://www.unc.edu/~rowlett/units/dictU.
   
   
3. U
   a unit of distance used to measure the height of the standard racks in which audio, video, or computer components are mounted. 1U is equal to 1.75 inches (44.45 millimeters), so that, for example, a 2U component is 3.5 inches high, and a 22U rack houses a stack of components 38.5 inches high.
   Found on http://www.unc.edu/~rowlett/units/dictU.
   
   
4. U
   usual symbol for the enzyme unit.
   Found on http://www.unc.edu/~rowlett/units/dictU.
   
   
5. U
   German symbol for a turn or revolution (Umdrehung), usually seen in combinations such as U/min, the German equivalent of the English symbol rpm for revolutions per minute.
   Found on http://www.unc.edu/~rowlett/units/dictU.
   
   
6. U
   U, 21st letter of the alphabet, corresponding to the Greek upsilon [Gr.,=u without the aspirate]. Until the late Middle Ages the capital was V, the minuscule u, no distinction being made between the consonantal and vocalic uses of the letter. The fixing of modern orthography, however, has restricted...
   Found on http://www.infoplease.com/ce6/society/A0
   
   
7. U
   U, honorific used in Myanmar. See second part of name (e.g., Thant, U).
   Found on http://www.infoplease.com/ce6/history/A0
   
   
8. U
   Type: Abbreviation Definitions: 1. Abbreviation for unit. 2. Symbol for kilurane; uranium; uridine in polymers; uracil; urinary concentration, when followed by subscripts indicating location and chemical species.
   Found on http://www.medilexicon.com/medicaldictio
   
   
9. U
   Type: Symbol Definitions: 1. Symbol for internal energy.
   Found on http://www.medilexicon.com/medicaldictio
   
   
10. U
    Is the Commodity Futures Symbol which represents the September Delivery Month.
    Found on http://www.oasismanagement.com/glossary/
    
    
11. u
    You
    Found on http://www.netlingo.com/acronyms.php
    
    
12. U
    `U` (pronounced , like YOU; spelled u, plural ues) is the twenty-first letter and a vowel in the basic modern Latin alphabet. History: The letter U ultimately comes from the Semitic letter Waw by way of the letter Y. See the letter Y for details. During the late Middle Ag...
    Found on http://en.wikipedia.org/wiki/U
    
    
13. U
    (Cyrillic) `U` (У&nbsp;у; italics: <span style="font-family: times, Times New Roman, serif; font-size: larger">У&nbsp;у</span>) is a letter of the Cyrillic alphabet. It commonly represents the close back rounded vowel , somewhat like the pronunciatio...
    Found on http://en.wikipedia.org/wiki/U
    
    
14. U
    (kana) `う` in hiragana or `ウ` in katakana (romanised u) is one of the Japanese kana, each of which represents one mora. In the modern Japanese system of alphabetical order, they occupy the third place in the modern Gojūon (五十音) system of collating kana. I...
    Found on http://en.wikipedia.org/wiki/U
    
    
15. U
    (album) `U` is a double album by The Incredible String Band released in 1970 on Elektra Records. The music on the album is taken from the Incredible String Band`s live mixed-media show of the same name, for which the band had just concluded performances when they recorded the album. Th...
    Found on http://en.wikipedia.org/wiki/U
    
    
16. U
    (disambiguation) `U` is the twenty-first letter of the Latin alphabet. `U` may also refer to: References: Mathematics: Chemistry: Astronomy: Computing: Other scientific uses: Music: People: Education: Language: Other uses: See also:
    Found on http://en.wikipedia.org/wiki/U
    
    
17. U
    (Super Junior song) `"U"` is the first official CD single by Super Junior. The single topped CD sales charts during the first several weeks after its release on June 7, 2006.<ref name="cd">http://english.kbs.co.kr/mcontents/entertainment/1401240_11692.html "U"...
    Found on http://en.wikipedia.org/wiki/U
    
    
18. U
    (TV channel) `TVNZ U` is an interactive television channel, owned and operated by TVNZ. The channel launched March 13, 2011, and features reality programming, as well as an interactive live show and music content. It replaced the now defunct TVNZ 6. Leading up to the launch of TVNZ U, there w...
    Found on http://en.wikipedia.org/wiki/U