barometer
noun /bəˈrɒmɪtə(r)/
  /bəˈrɑːmɪtər/
 - an instrument for measuring air pressure to show when the weather will change
- The barometer is falling (= showing that it will probably rain).
 - The barometer has been steady for three days now.
 
Oxford Collocations Dictionaryadjective- aneroid
 
- check
 - read
 - tap
 - …
 
- rise
 - drop
 - fall
 - …
 
 - something that shows the changes that are happening in an economic, social or political situation
- Infant mortality is a reliable barometer of socio-economic conditions.
 
Extra Examples- Ownership of cattle was a barometer of status.
 - The skin is an accurate barometer of your state of health.
 - What barometer is there to measure fear and intimidation?
 
Oxford Collocations Dictionaryadjective- accurate
 - good
 - reliable
 - …
 
- barometer of
 
 
Word Originmid 17th cent.: from Greek baros ‘weight’ + -meter(see meter).