Meaning of the word merciless in English

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

merciless

US /ˈmɝː.sɪ.ləs/
UK /ˈmɜː.sɪ.ləs/

Adjective

showing no mercy or pity

Example:
The dictator was known for his merciless rule.
The sun beat down with merciless intensity.