1. A note placed at the bottom of a page of a book or manuscript that comments on or cites a reference for a designated part of the text.
2. Something related to but of lesser importance than a larger work or occurrence: a political scandal that was but a footnote to modern history.
tr.v. foot·not·ed, foot·not·ing, foot·notes
To furnish with or comment on in footnotes.
The American Heritage® Dictionary of the English Language, Fifth Edition copyright ©2019 by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Indo-European & Semitic Roots Appendices
Thousands of entries in the dictionary include etymologies that trace their origins back to reconstructed proto-languages. You can obtain more information about these forms in our online appendices:
The Indo-European appendix covers nearly half of the Indo-European roots that have left their mark on English words. A more complete treatment of Indo-European roots and the English words derived from them is available in our Dictionary of Indo-European Roots.