from
The Collaborative International Dictionary of English v.0.48
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}.]
[1913 Webster]
1. To superintend; to watch over; to direct; to look or see
after; to overlook[2].
[1913 Webster]
2. To omit or neglect seeing; to overlook[5]. [archaic]
--Spenser.
[1913 Webster]
3. To see unintentionally or unexpectedly; -- the visual
analogy to {overhear}.
[PJC]