Backsight Definition
noun
The rear sight of a firearm.
Wiktionary
(surveying) A measurement or reading taken back towards a point of known elevation, used to calculate the height of the surveying instrument (theodolite, transit, total station).
Wiktionary
(surveying) A measurement of a previously shot point, used to set the angle to zero when occupying a new position.
Wiktionary
verb
(surveying) To shoot a backsight.
Wiktionary
Other Word Forms of Backsight
Noun
Singular:
backsightPlural:
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