Sinonim sight setting

English Thesaurus

1. the adjustment of a gunsight for elevation and windage on a particular range under favorable light conditions (noun.artifact)

hypernym	:	gun-sight, gunsight,
definition	:	a sight used for aiming a gun (noun.artifact)

hyponym	:	zero,
definition	:	the sight setting that will cause a projectile to hit the center of the target with no wind blowing (noun.artifact)