Meaning of the word demeanor in English

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

demeanor

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

Noun

outward behavior or bearing

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