Cross Wire
nounverified·updated May 18, 2026
either of two fine mutually perpendicular lines that cross in the focus plane of an optical instrument and are use for sighting or calibration
Framework senses
- §1
- either of two fine mutually perpendicular lines that cross in the focus plane of an optical instrument and are use for sighting or calibration
- §1 · legacy_primary
- either of two fine mutually perpendicular lines that cross in the focus plane of an optical instrument and are use for sighting or calibrationDR-088 backfill from the noun definition column