1. an instrument for measuring the height of mountains or elevations
Usage: technical

Examples

• The surveyor used an orometer to determine the peak’s exact elevation.
• Early mountain expeditions relied on orometers for altitude measurements.
• The orometer reading showed they had climbed 3,000 feet above sea level.
• Scientists calibrated the orometer before beginning their geological survey.
• The antique orometer displayed in the museum was used by 19th-century explorers.