Meaning & use
subbasement
Last updated
a floor of a building located below the main basement level
See it in a sentence
The old theater's subbasement housed the boiler room and storage vaults.
Security kept the archives locked away in a subbasement beneath the museum.
A note on using this word
Common in large buildings such as hospitals, hotels, and skyscrapers that need multiple underground levels.
Make it your own
Write a sentence using “subbasement”, then compare your use with the examples above.