backsight

noun

Definition of backsight

1 surveying : a reading of the leveling rod in its unchanged position when the leveling instrument has been taken to a new position
2 surveying : a sight directed backward to a previous station

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First Known Use of backsight

1847, in the meaning defined at sense 1

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Time Traveler for backsight

Time Traveler

The first known use of backsight was in 1847

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Dictionary Entries Near backsight

backside

backsight

back sinew

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Cite this Entry

“Backsight.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/backsight. Accessed 8 Aug. 2022.

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