Source : Webster's Revised Unabridged Dictionary (1913)

Load \Load\, v. t. [imp. & p. p. {Loaded}; p. pr. & vb. n.
   {Loading}. Loaden is obsolete, and laden belongs to lade.]
   1. To lay a load or burden on or in, as on a horse or in a
      cart; to charge with a load, as a gun; to furnish with a
      lading or cargo, as a ship; hence, to add weight to, so as
      to oppress or embarrass; to heap upon.

            I strive all in vain to load the cart. --Gascoigne.

            I have loaden me with many spoils.    --Shak.

            Those honors deep and broad, wherewith Your majesty
            loads our house.                      --Shak.

Loading \Load"ing\, n.
   1. The act of putting a load on or into.

   2. A load; cargo; burden. --Shak.

Source : WordNet®

loading
     adj : designed for use in loading e.g. cargo; "a loading dock"; "a
           loading chute is used to drive cattle into a truck or
           other conveyance" [syn: {loading(a)}] [ant: {unloading}]

loading
     n 1: weight to be borne or conveyed [syn: {load}, {burden}]
     2: a quantity that can be processed or transported at one time;
        "the system broke down under excessive loads" [syn: {load}]
     3: the ratio of the gross weight of an airplane to some factor
        determining its lift
     4: goods carried by a large vehicle [syn: {cargo}, {lading}, {freight},
         {load}, {payload}, {shipment}, {consignment}]
     5: the labor of loading something; "the loading took 2 hours"
        [ant: {unloading}]