Meaning of the word demeanour in English

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

demeanour

US /dɪˈmiː.nɚ/
UK /dɪˈmiː.nər/
"demeanour" picture

Noun

outward behavior or bearing

Example:
She has a very calm and professional demeanour.
His demeanour changed instantly when he heard the bad news.