Examples of “annotation” in a Sentence

noun A note added to a text, diagram or image to explain or comment on part of it.

• Her annotations fill every margin of the paperback.
• The map carries an annotation explaining the shaded area.

noun The act or process of adding such notes, or of labeling data so it can be searched or used to train software.

• Annotation of the manuscript took three years.
• Most of the project budget went on data annotation.

noun In programming, a piece of metadata attached to code that tells a tool or framework how to treat it.

• The method is marked with an annotation that makes it run before every test.