weatherglass
/ˈwɛðərˌɡlæs/
noun
- A barometer, especially one that uses a liquid column to show changes in air pressure and predict weather.
- He hung a weatherglass in the hallway to help him plan his outdoor activities.
- Before modern instruments, sailors relied on a weatherglass to forecast storms.
- The antique weatherglass on the wall showed the pressure was dropping, meaning rain was coming.
Synonyms