资料来源 : Webster's Revised Unabridged Dictionary (1913)

Extend \Ex*tend"\, v. t. [imp. & p. p. {Extended}; p. pr. & vb.
   n. {Extending}.] [L. extendere, extentum, extensum; ex out +
   tendere to stretch. See {Trend}.]
   1. To stretch out; to prolong in space; to carry forward or
      continue in length; as, to extend a line in surveying; to
      extend a cord across the street.

            Few extend their thoughts toward universal
            knowledge'.                           --Locke.

   2. To enlarge, as a surface or volume; to expand; to spread;
      to amplify; as, to extend metal plates by hammering or
      rolling them.

   3. To enlarge; to widen; to carry out further; as, to extend
      the capacities, the sphere of usefulness, or commerce; to
      extend power or influence; to continue, as time; to
      lengthen; to prolong; as, to extend the time of payment or
      a season of trail.

   4. To hold out or reach forth, as the arm or hand.

            His helpless hand extend.             --Dryden.

   5. To bestow; to offer; to impart; to apply; as, to extend
      sympathy to the suffering.

   6. To increase in quantity by weakening or adulterating
      additions; as, to extend liquors. --G. P. Burnham.

   7. (Eng. Law) To value, as lands taken by a writ of extent in
      satisfaction of a debt; to assign by writ of extent.

   {Extended letter} (Typog.), a letter, or style of type,
      having a broader face than is usual for a letter or type
      of the same height.

   Note: This is extended type.

   Syn: To increase; enlarge; expand; widen; diffuse. See
        {Increase}.