sighter

Meanings

1. 1
   noun

   a preliminary or practice shot used to test aim, range, or conditions

   The archer took one sighter before the scored round began.

2. 2
   noun

   a device used for aiming or taking a sight, especially on a weapon or surveying instrument

   The gun crew adjusted the electronic sighter before firing.

Formed from sight + the agent or instrument suffix -er. It can name something used to take a sight or a trial attempt made to establish aim, distance, or conditions before a scored or operational shot.

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