noun which may take the genitive case particle 'no', noun-modifying (irregular)
aneroid
Technical term referring to a type of barometer that does not use liquid, or more broadly to something operating without fluid. Used attributively with の or directly before a noun.
An aneroid barometer measures atmospheric pressure without using liquid.
This device applies the aneroid principle.
Borrowed from English 'aneroid', itself from French 'anéroïde', coined from Greek elements meaning 'without fluid'.