altimeter

• Прибор, используемый в навигации для измерения высоты над заданным уровнем, например, над землёй или уровнем моря.

An instrument used in navigation to measure altitude or height above a given level, such as ground or sea level.

1. Altitude measuring deviceB2formaltechnical

   An instrument used to measure the height of an object above a fixed level, such as sea level or ground level, commonly used in aviation and navigation.

   Высотомер

   • The pilot checked the altimeter before descending.
   • Modern aircraft have digital altimeters for precise readings.
   • The hiker used a portable altimeter to track their elevation gain.