Learning
Captions and annotations
Captions identify or explain an image, drawing or other item. Annotations add information to specific details, such as a measurement, action, source or revision, helping readers interpret what they are looking at.
Captions identify or explain an image, drawing or other item. Annotations add information to specific details, such as a measurement, action, source or revision, helping readers interpret what they are looking at.
First published 18 July 2026 · Revision 1 · Substantive changes to this entry are dated here.