Meaning of the word "by reason of" in English

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

by reason of

US /baɪ ˈriː.zən ʌv/
UK /baɪ ˈriː.zən ɒv/
"by reason of" picture

Phrase

because of; on account of

Example:
The game was canceled by reason of heavy rain.
He was excused from the meeting by reason of illness.