sight/ saɪt /
noun
the power or faculty of seeing; perception of objects by use of the eyes; vision.
an act, fact, or instance of seeing.
verb (used with object)
to see, glimpse, notice, or observe:
to sight a ship to the north.
to take a sight or observation of (a stake, coastline, etc.), especially with surveying or navigating instruments.
verb (used without object)
to aim or observe through a sight.
to look carefully in a certain direction.