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definitions

backsight

[ bak-sahyt ]
/ ˈbækˌsaɪt /
|

noun Surveying.

a sight on a previously occupied instrument station.
(in leveling) the reading on a rod that is held on a point of known elevation, used in computing the elevation of the instrument.

Nearby words

  1. backsheesh,
  2. backshore,
  3. backside,
  4. backside-front,
  5. backside-to,
  6. backslap,
  7. backslapping,
  8. backslash,
  9. backslide,
  10. backsliding

Origin of backsight

First recorded in 1840–50; back2 + sight
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for backsight

  • "Come quick," he shouted, adjusting the backsight of a rifle.

    The Wings of the Morning|Louis Tracy

  • The tiny figures seen over the slide of the backsight seemed a little larger, but also fewer at each successive volley.

    The River War|Winston S. Churchill
British Dictionary definitions for backsight

backsight

/ (ˈbækˌsaɪt) /

noun

the sight of a rifle nearer the stock
surveying a reading taken looking backwards to a previously occupied stationCompare foresight (def. 4)
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012