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aneroid barometer

aneroid barometer

7.5
A tool that measures air pressure without liquid, often using a small metal box
  • noun
  • /ˌænəˈrɔɪd bəˈrɑːmətər/
  • Specialized
translation icon : barómetro aneroide
  • The aneroid barometer indicated a drop in pressure, signaling an impending storm.

Examples

  • The hiker used an aneroid barometer to check the weather conditions before climbing the mountain.

  • On adjusting aneroid barometers

    Blog text (10)
  • To predict changes in altitude, the pilot relied on an aneroid barometer instead of a liquid-filled one.

Synonyms

barometer
vsaneroid barometer
  • Specialized
26 4.6

A tool that measures air pressure to help predict the weather

is a specific kind that measures pressure without any liquid with a metal box
aneroid
vsaneroid barometer
  • Specialized
1 9.9

A barometer that measures air pressure without using liquid

is the explicit full term for the type using a small flexible metal box

Surface Forms

Morphology

aneroid + barometer

The meaning is directly built from 'aneroid' (without liquid) + 'barometer' (a device measuring air pressure), so a learner who knows both constituents can infer it refers to a barometer that operates without liquid. This technical compound follows transparent compositional naming and has equivalents in other languages, supporting immediate inferability.

Etymology

Aneroid barometer has the word aneroid, meaning 'without liquid', and the word barometer, a tool for measuring air pressure. Inside it a small, flexible metal box bends as the air pushes on it, so the instrument measures air pressure 'without liquid'.