Source : Webster's Revised Unabridged Dictionary (1913)

Shed \Shed\, v. t. [imp. & p. p. {Shed}; p. pr. & vb. n.
   {Shedding}.] [OE. scheden, sch?den, to pour, to part, AS.
   sc[=a]dan, sce['a]dan, to pert, to separate; akin to OS.
   sk??an, OFries. sk?tha, G. scheiden, OHG. sceidan, Goth.
   skaidan, and probably to Lith. sk["e]du I part, separate, L.
   scindere to cleave, to split, Gr. ???, Skr. chid, and perch.
   also to L. caedere to cut. [root]159. Cf. {Chisel},
   {Concise}, {Schism}, {Sheading}, {Sheath}, {Shide}.]
   1. To separate; to divide. [Obs. or Prov. Eng.] --Robert of
      Brunne.

   2. To part with; to throw off or give forth from one's self;
      to emit; to diffuse; to cause to emanate or flow; to pour
      forth or out; to spill; as, the sun sheds light; she shed
      tears; the clouds shed rain.

            Did Romeo's hand shed Tybalt's blood? --Shak.

            Twice seven consenting years have shed Their utmost
            bounty on thy head.                   --Wordsworth.

   3. To let fall; to throw off, as a natural covering of hair,
      feathers, shell; to cast; as, fowls shed their feathers;
      serpents shed their skins; trees shed leaves.

   4. To cause to flow off without penetrating; as, a tight
      roof, or covering of oiled cloth, sheeds water.

   5. To sprinkle; to intersperse; to cover. [R.] ``Her hair . .
      . is shed with gray.'' --B. Jonson.

   6. (Weaving) To divide, as the warp threads, so as to form a
      shed, or passageway, for the shuttle.

Shedding \Shed"ding\, n.
   1. The act of shedding, separating, or casting off or out;
      as, the shedding of blood.

   2. That which is shed, or cast off. [R.] --Wordsworth.

Source : WordNet®

shed
     adj : shed at an early stage of development; "most amphibians have
           caducous gills"; "the caducous calyx of a poppy" [syn:
           {caducous}] [ant: {persistent}]
     [also: {shedding}]

shedding
     n 1: the process whereby something is shed [syn: {sloughing}]
     2: loss of bits of outer skin by peeling or shedding or coming
        off in scales [syn: {desquamation}, {peeling}]

shed
     n : an outbuilding with a single story; used for shelter or
         storage
     v 1: get rid of; "he shed his image as a pushy boss"; "shed your
          clothes" [syn: {cast}, {cast off}, {shake off}, {throw},
           {throw off}, {throw away}, {drop}]
     2: pour out in drops or small quantities or as if in drops or
        small quantities; "shed tears"; "spill blood"; "God shed
        His grace on Thee" [syn: {spill}, {pour forth}]
     3: cause or allow (a solid substance) to flow or run out or
        over; "spill the beans all over the table" [syn: {spill},
        {disgorge}]
     4: cast off hair, skin, horn, or feathers; "out dog sheds every
        Spring" [syn: {molt}, {exuviate}, {moult}, {slough}]
     [also: {shedding}]

shedding
     See {shed}