English noun: cross wire | |||
1. | cross wire (artifact) either of two fine mutually perpendicular lines that cross in the focus plane of an optical instrument and are use for sighting or calibration | ||
Samples | He had the target in his cross hairs. | ||
Synonyms | cross hair | ||
Broader (hypernym) | line | ||
Part meronym | graticule, reticle, reticule | ||