Meaning of the word captioning in English

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

captioning

US /ˈkæp.ʃən.ɪŋ/
UK /ˈkæp.ʃən.ɪŋ/

Noun

the process of adding text to a video or image, often to describe what is being said or shown, or to provide additional information

Example:
Accurate captioning is essential for accessibility.
Live captioning services are becoming more common.