Meaning of the word "gray hair" in English

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

gray hair

US /ˈɡreɪ ˌher/
UK /ˈɡreɪ ˌheə/

Noun

hair that has lost its color, typically due to aging

Example:
He started getting gray hair in his early thirties.
Her beautiful gray hair shone in the sunlight.