Source : Webster's Revised Unabridged Dictionary (1913)

Oversee \O`ver*see"\, v. t. [imp. {Oversaw}; p. p. {Overseen};
   p. pr. & vb. n. {Overseeing}.] [AS. ofers['e]on to survey, to
   despise. See {Over}, and {See}.]
   1. To superintend; to watch over; to direct; to look or see
      after; to overlook.

   2. To omit or neglect seeing. --Spenser.