altimeter

As nouns the difference between altimeter and gauge

is that altimeter is an apparatus for measuring altitude while gauge is a measure; a standard of measure; an instrument to determine dimensions, distance, or capacity; a standard.

As a verb gauge is

to measure or determine with a gauge; to measure the capacity of.

As nouns the difference between ascent and altimeter

is that ascent is the act of ascending a motion upwards while altimeter is an apparatus for measuring altitude.

As nouns the difference between altimeter and hypsometer

is that altimeter is an apparatus for measuring altitude while hypsometer is an instrument that measures altitude indirectly by measuring the boiling point of water (which varies with atmospheric pressure).

As nouns the difference between altimeter and barometer

is that altimeter is an apparatus for measuring altitude while barometer is an instrument for measuring atmospheric pressure.

As nouns the difference between perimeter and altimeter

is that perimeter is the sum of the distance of all the lengths of the sides of an object while altimeter is an apparatus for measuring altitude.

As nouns the difference between altimeter and antimeter

is that altimeter is an apparatus for measuring altitude while antimeter is (obsolete) a modification of the quadrant, for measuring small angles.

As nouns the difference between altimeter and altometer

is that altimeter is an apparatus for measuring altitude while altometer is a theodolite.

As nouns the difference between taxonomy and altimeter

is that taxonomy is the science or the technique used to make a classification while altimeter is an apparatus for measuring altitude.

As nouns the difference between entomologist and altimeter

is that entomologist is a scientist who studies insects while altimeter is an apparatus for measuring altitude.