Source : Webster's Revised Unabridged Dictionary (1913)

Where \Where\, adv. [OE. wher, whar, AS. hw?r; akin to D. waar,
   OS. hw?r, OHG. hw[=a]r, w[=a]r, w[=a], G. wo, Icel. and Sw.
   hvar, Dan. hvor, Goth. hwar, and E. who; cf. Skr. karhi when.
   [root]182. See {Who}, and cf. {There}.]
   1. At or in what place; hence, in what situation, position,
      or circumstances; -- used interrogatively.

            God called unto Adam, . . . Where art thou? --Gen.
                                                  iii. 9.

   Note: See the Note under {What}, pron., 1.

   2. At or in which place; at the place in which; hence, in the
      case or instance in which; -- used relatively.

            She visited that place where first she was so happy.
                                                  --Sir P.
                                                  Sidney.

            Where I thought the remnant of mine age Should have
            been cherished by her childlike duty. --Shak.

            Where one on his side fights, thousands will fly.
                                                  --Shak.

            But where he rode one mile, the dwarf ran four.
                                                  --Sir W.
                                                  Scott.

   3. To what or which place; hence, to what goal, result, or
      issue; whither; -- used interrogatively and relatively;
      as, where are you going?

            But where does this tend?             --Goldsmith.

            Lodged in sunny cleft, Where the gold breezes come
            not.                                  --Bryant.

   Note: Where is often used pronominally with or without a
         preposition, in elliptical sentences for a place in
         which, the place in which, or what place.

               The star . . . stood over where the young child
               was.                               --Matt. ii. 9.

               The Son of man hath not where to lay his head.
                                                  --Matt. viii.
                                                  20.

               Within about twenty paces of where we were.
                                                  --Goldsmith.

               Where did the minstrels come from? --Dickens.

   Note: Where is much used in composition with preposition, and
         then is equivalent to a pronoun. Cf. {Whereat},
         {Whereby}, {Wherefore}, {Wherein}, etc.

   {Where away} (Naut.), in what direction; as, where away is
      the land?

   Syn: See {Whither}.