caption Definition

caption
noun

1. The words that accompany a photograph, cartoon, etc to explain it.
2. A heading given to a chapter, article, etc.
3. Wording appearing on a television or cinema screen as part of a film or broadcast.

verb

captioned, captioning
1. To provide a caption or captions for something.

Etymology: 18c in sense 2; 14c in sense ‘seizure, capture': from Latin captio act of seizing, from capere to take.