v

from WordNet (r) 3.0 (2006)
v
    adj 1: being one more than four [syn: {five}, {5}, {v}]
    n 1: a unit of potential equal to the potential difference
         between two points on a conductor carrying a current of 1
         ampere when the power dissipated between the two points is
         1 watt; equivalent to the potential difference across a
         resistance of 1 ohm when 1 ampere of current flows through
         it [syn: {volt}, {V}]
    2: a soft silvery white toxic metallic element used in steel
       alloys; it occurs in several complex minerals including
       carnotite and vanadinite [syn: {vanadium}, {V}, {atomic
       number 23}]
    3: the cardinal number that is the sum of four and one [syn:
       {five}, {5}, {V}, {cinque}, {quint}, {quintet}, {fivesome},
       {quintuplet}, {pentad}, {fin}, {Phoebe}, {Little Phoebe}]
    4: the 22nd letter of the Roman alphabet [syn: {V}, {v}]
    
from The Collaborative International Dictionary of English v.0.48
V \V\ (v[=e]).
   1. V, the twenty-second letter of the English alphabet, is a
      vocal consonant. V and U are only varieties of the same
      character, U being the cursive form, while V is better
      adapted for engraving, as in stone. The two letters were
      formerly used indiscriminately, and till a comparatively
      recent date words containing them were often classed
      together in dictionaries and other books of reference (see
      {U}). The letter V is from the Latin alphabet, where it
      was used both as a consonant (about like English w) and as
      a vowel. The Latin derives it from a form (V) of the Greek
      vowel [Upsilon] (see {Y}), this Greek letter being either
      from the same Semitic letter as the digamma F (see {F}),
      or else added by the Greeks to the alphabet which they
      took from the Semitic. Etymologically v is most nearly
      related to u, w, f, b, p; as in vine, wine; avoirdupois,
      habit, have; safe, save; trover, troubadour, trope. See U,
      F, etc.
      [1913 Webster] See Guide to Pronunciation, [sect] 265;
      also [sect][sect] 155, 169, 178-179, etc.
      [1913 Webster]

   2. As a numeral, V stands for five, in English and Latin.
      [1913 Webster]
    
from The Free On-line Dictionary of Computing (8 July 2008)
V

   Upper case V, {ASCII} character 86, known in {INTERCAL} as
   book.

   1. A testbed for distributed system research.

   2. Wide-spectrum language used in the knowledge-based
   environment {CHI}.  "Research on Knowledge-Based Software
   Environments at Kestrel Inst", D.R.  Smith et al, IEEE Trans
   Soft Eng SE-11(11):1278-1295 (1985).
    

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