Meaning of the word tireless in English

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

tireless

US /ˈtaɪr.ləs/
UK /ˈtaɪə.ləs/

Adjective

working or acting with great energy and effort without stopping or becoming tired

Example:
Her tireless efforts made the project a success.
He is a tireless advocate for human rights.