Meaning of the word "chain of command" in English

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

chain of command

US /ˌtʃeɪn əv kəˈmænd/
UK /ˌtʃeɪn əv kəˈmɑːnd/

Noun

the order in which authority and power are passed down from the top to the bottom of an organization

Example:
Every employee must follow the chain of command.
He went over his manager's head, breaking the chain of command.