ANNOTATE

gloss, comment, annotate

(verb) provide interlinear explanations for words or phrases; “He annotated on what his teacher had written”

annotate, footnote

(verb) add explanatory notes to or supply with critical comments; “The scholar annotated the early edition of a famous novel”

Source: WordNet® 3.1

Verb

annotate (third-person singular simple present annotates, present participle annotating, simple past and past participle annotated)

(transitive) To add annotation to.

Source: Wiktionary

An"no*tate, v. t. [imp. & p. p. Annotated; p. pr. & vb. n. Annotating.] Etym: [L. annotatus; p. p. of annotare to annotate; ad + notare to mark, nota mark. See Note, n.]

Definition: To explain or criticize by notes; as, to annotate the works of Bacon.

An"no*tate, v. i.

Definition: To make notes or comments; -- with on or upon.

Source: Webster’s Unabridged Dictionary 1913 Edition