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cross hair

or cross·hair

See more synonyms for cross hair on Thesaurus.com
noun Usually cross hairs.
  1. Also called cross wire. one of the fine wires or fibers, strands of spider web, or the like, crossing in a focal plane of an optical instrument to center a target or object or to define a line of sight.
  2. one of the marks that aid in the positioning of overlaying images for correct registration in printing.Compare register(def 11b).
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for crosshairs

Contemporary Examples

Historical Examples

  • Large, and long, with a very good telescope on it—with crosshairs.

    The Galaxy Primes

    Edward Elmer Smith

  • The bad news is that these characters in the ghost mall have us in their crosshairs.

    Makers

    Cory Doctorow

  • His turret gun revolved soundlessly, and the crosshairs of the sight danced across the mirrored image of the approaching thing.

    World of the Drone

    Robert Abernathy

  • That is, if we moved the crosshairs in the telescope to the left it would also affect the elevation setting of the telescope.

    Warren Commission (3 of 26): Hearings Vol. III (of 15)

    The President's Commission on the Assassination of President Kennedy

  • Yes; that is true—when the crosshairs are largely out of the center of the tube.

    Warren Commission (3 of 26): Hearings Vol. III (of 15)

    The President's Commission on the Assassination of President Kennedy