CROSS WIRE

Pronunciation (US): (GB):

Meaning:

Either of two fine mutually perpendicular lines that cross in the focus plane of an optical instrument and are use for sighting or calibration

Example:

he had the target in his cross hairs

Synonyms:

cross hair; cross wire

Classified under:

Nouns denoting man-made objects

Hypernyms ("cross wire" is a kind of...):

line (a mark that is long relative to its width)

Holonyms ("cross wire" is a part of...):

graticule; reticle; reticule (a network of fine lines, dots, cross hairs, or wires in the focal plane of the eyepiece of an optical instrument)