[1] : The Collaborative International Dictionary of English v.0.48

sighting \sight"ing\,
   a.  n. from sight, v. t.
   1913 webster

   sighting shot, a shot made to ascertain whether the sights
      of a firearm are properly adjusted; a trial shot.
      1913 webster
see also:
sight sighting shot 

[2] : The Collaborative International Dictionary of English v.0.48

sight \sight\, v. t. imp.  p. p. sighted; p. pr.  vb. n.
   sighting.
   1. to get sight of; to see; as, to sight land; to sight a
      wreck. --kane.
      1913 webster

   2. to look at through a sight; to see accurately; as, to
      sight an object, as a star.
      1913 webster

   3. to apply sights to; to adjust the sights of; also, to give
      the proper elevation and direction to by means of a sight;
      as, to sight a rifle or a cannon.
      1913 webster
see also:
sighted sighting 

[3] : WordNet (r) 2.0

sighting
     n : the act of observing; "several sightings of enemy troops
         were reported"

Sighting >> S Words
Sighting, definition of term: Sighting
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