annotate
verb
an·no·tate ˈa-nə-ˌtāt 
annotated; annotating
intransitive verb
: to make or furnish critical or explanatory notes or comment
transitive verb
: to make or furnish annotations (see annotation sense 1) for (something, such as a literary work or subject)
annotated his translation of Dante's Divine Comedy
annotative
ˈa-nə-ˌtā-tiv
adjective annotator
ˈa-nə-ˌtā-tər
noun 
Example Sentences
He annotated the text at several places.
Recent Examples on the Web Venezuela is playing an important role in A.I. Venezuela is home to a rising data labeling industry in which local workers annotate the data needed to train A.I. systems, the MIT Technology Review reported. 
Jonathan Vanian, Fortune, 26 Apr. 2022 Musiio developed technology that can analyze songs, identify patterns and characteristics, and automatically annotate them. Jonathan Vanian, Fortune, 10 May 2022 Using this ability, a head in the first layer learns to annotate each word in the context with information about the word that preceded it. Quanta Magazine, 14 Apr. 2022 One former Trump administration official told CNN that staffers would annotate Thomas’ spreadsheet with reasons why her candidates were unsuitable. Pamela Brown, CNN, 10 Apr. 2022 The markup tools to edit and annotate screenshots have also been beefed up, with the option to add text, emojis, and stickers. Julian Chokkattu, Wired, 17 Nov. 2021 The markup tools to edit and annotate screenshots have also been beefed up, with the option to add text, emojis, and stickers. Julian Chokkattu, Wired, 17 Nov. 2021 The markup tools to edit and annotate screenshots have also been beefed up, with the option to add text, emojis, and stickers. Julian Chokkattu, Wired, 17 Nov. 2021 Tarek and Christina annotate this renovation that was abandoned mid-flip — maybe because the house didn’t have a roof. Washington Post, 30 Dec. 2021 See More
Jonathan Vanian, Fortune, 26 Apr. 2022 Musiio developed technology that can analyze songs, identify patterns and characteristics, and automatically annotate them. Jonathan Vanian, Fortune, 10 May 2022 Using this ability, a head in the first layer learns to annotate each word in the context with information about the word that preceded it. Quanta Magazine, 14 Apr. 2022 One former Trump administration official told CNN that staffers would annotate Thomas’ spreadsheet with reasons why her candidates were unsuitable. Pamela Brown, CNN, 10 Apr. 2022 The markup tools to edit and annotate screenshots have also been beefed up, with the option to add text, emojis, and stickers. Julian Chokkattu, Wired, 17 Nov. 2021 The markup tools to edit and annotate screenshots have also been beefed up, with the option to add text, emojis, and stickers. Julian Chokkattu, Wired, 17 Nov. 2021 The markup tools to edit and annotate screenshots have also been beefed up, with the option to add text, emojis, and stickers. Julian Chokkattu, Wired, 17 Nov. 2021 Tarek and Christina annotate this renovation that was abandoned mid-flip — maybe because the house didn’t have a roof. Washington Post, 30 Dec. 2021 See More Word History
Etymology
Latin annotatus, past participle of annotare, from ad- + notare to mark — more at note
First Known Use
1710, in the meaning defined at intransitive sense
Legal Definition
annotate
verb
an·no·tate ˈa-nə-ˌtāt
annotated; annotating
intransitive verb
: to make or write an annotation
transitive verb
: to make or write annotations for
annotator
noun
as in observer
Synonyms & Similar Words
Relevance
- observer
- analyst
- reviewer
- evaluator
- columnist
- commentator
- critic
- referee
- appraiser
- judge
- pundit