An instrument showing the angle that an aircraft makes with the horizon.

Nederlands: hellingmeter
Pools: inklinometr

A measuring instrument for measuring the angle of magnetic dip (as from an airplane).

synoniem: dip circle.

Nederlands: hellingmeter
Pools: busola inklinacyjna

An instrument used by surveyors in order to measure an angle of inclination or elevation.

synoniem: clinometer.

Pools: spadkomierz, pochylnik, klinometr, klizymetr, upadomierz, pochyłomierz, eklimetr