noun
Cantonese (language)
Refers to the Yue Chinese language spoken in Guangdong, Hong Kong, Macau, and overseas communities.
香港では広東語が広く話されています。
Cantonese is widely spoken in Hong Kong.
彼女は広東語と北京語の両方を話せます。
She can speak both Cantonese and Mandarin.
From 広東 (Canton/Guangdong) + 語 (language). 広東 is the Japanese name for Guangdong province.