Source : Webster's Revised Unabridged Dictionary (1913)

Intake \In"take`\, n.
   1. The place where water or air is taken into a pipe or
      conduit; -- opposed to {outlet}.

   2. the beginning of a contraction or narrowing in a tube or
      cylinder.

   3. The quantity taken in; as, the intake of air.

Source : WordNet®

intake
     n 1: the process of taking food into the body through the mouth
          (as by eating) [syn: {consumption}, {ingestion}, {uptake}]
     2: an opening through which fluid is admitted to a tube or
        container