Meaning of the word "play a role in" in English

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

play a role in

US /pleɪ ə roʊl ɪn/
UK /pleɪ ə rəʊl ɪn/
"play a role in" picture

Idiom

to be involved in something and have an effect on it

Example:
Diet and exercise play a role in maintaining good health.
Luck often plays a role in success.