Meaning of the word concealed in English

What does concealed mean in English? Explore the meaning, pronunciation, and specific usage of this word with Lingoland.

concealed

US /kənˈsiːld/
UK /kənˈsiːld/

Adjective

kept secret or hidden from view

Example:
The detective found a concealed weapon under the floorboards.
Her true feelings remained concealed behind a polite smile.