Apr 7, 2025 · The online etymology dictionary (etymonline) is the internet's go-to source for quick and reliable accounts of the origin and history of English words, phrases, and idioms.

"facts of the origin and development of a word," from Old French etimologie, ethimologie… See origin and meaning of etymology.

Harper Douglas, "Etymology of word," Online Etymology Dictionary, accessed January 1, 2026, https://www.etymonline.com/word/word. Copy

Oct 25, 2017 · The secondary sources in compiling the site were principally dictionaries of Old English, Middle English, Latin, Greek, French, and etymology dictionaries for French (Gamillscheg, later …

However, popular etymology among the later ancients (Servius, Lactantius, Augustine) and the interpretation of many modern writers connects it with religare "to bind fast" (see rely), via the notion …

Harper Douglas, "Etymology of love," Online Etymology Dictionary, accessed December 30, 2025, https://www.etymonline.com/word/love. Copy

The online etymology dictionary (etymonline) is the internet's go-to source for quick and reliable accounts of the origin and history of English words, phrases, and idioms.

late Old English planete, in old astronomy, "star other than a fixed star; star revolving in an orbit," from Old French planete (Modern French planète) and directly from Late Latin planeta, from Greek …

Harper Douglas, "Etymology of compassion," Online Etymology Dictionary, accessed December 28, 2025, https://www.etymonline.com/word/compassion. Copy

Harper Douglas, "Etymology of demography," Online Etymology Dictionary, accessed December 21, 2025, https://www.etymonline.com/word/demography. Copy