side note

noun

A note or notation made in a side margin.

“As a side note, I'd like to thank that team for their hard work.”

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Meanings

nounside note (plural side notes)

plural side notes · alternative sidenote

  1. A note or notation made in a side margin.
  2. A minor related mention, made as an aside, or afterthought.

    As a side note, I'd like to thank that team for their hard work.

    Synonyms: sidebar

Synonyms & antonyms

nounA minor related mention, made as an aside, or afterthought.

Similar
sidebar
Also see
aside
Cite this entry
APA

side note. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/side%20note

MLA

“side note.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/side%20note. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “side note,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/side%20note.

Source: side note on Wiktionary, CC BY-SA 4.0.