Etymologically

semaine

Etymology and origin of the French word semaine

Confidence
Established
Formation
Inherited
First attested
c. 1050, Vie de saint Alexis (samaine)
Inherited from
Latin septimana via Old French
Ultimate origin
Latin (septem)

Pronunciation

  • IPA: /sə.mɛn/[1]
  • IPA (informal): /smɛn/[1]

Forms

semaine f (plural semaines)[1] Old French samaine (about 1050), semaine from 1119; the Latinizing spelling sepmaine was used in the 16th century.[2][3] Anglo-Norman had many spellings, such as semaigne, semeine and semayne.[4]

Etymology

It is inherited from Old French samaine, inherited from Late Latin septimāna (“week”), a word of Church Latin (4th century), the feminine of Latin septimānus (“of the number seven”) used as a noun, “septimānus” is derived from septem (“seven”).[2][3][5][6] The Latin word was modelled on Ancient Greek ἑβδομάς (hebdomás, “the number seven; week”) of the Greek Church, from ἕβδομος (hébdomos, “seventh”).[3][5][7] The Church Latin borrowing “hebdomada” survives only in some Romansh and Italian dialects.[5]

Cognate with Italian settimana, Occitan setmana, Catalan setmana, Spanish semana, Portuguese semana and Romanian săptămână.[8][9]

Earliest recorded meaning

It is first found as samaine about 1050 in the Vie de saint Alexis, meaning the seven-day period from Monday to Sunday that ordered religious life.[2][3]

Semantic evolution

By the end of the 12th century the word was used of any period of seven days, whatever day it began on.[3] Many phrases followed: semaine peneuse was the week before Easter, later grande semaine (1608) and semaine sainte (1680).[3][9] La semaine des trois jeudis “never” is recorded by Oudin in 1640 and became la semaine des quatre jeudis in the 19th century.[2][5][3]

By metonymy it meant a week's wages (1552, sepmaine), a duty performed for a week (être de semaine, 1694), and a child's weekly pocket money (1798).[3][10] Prêter à la petite semaine “to lend short-term at a high rate” dates from 1740; from it comes à la petite semaine “without planning ahead” (1855).[2][5][10] With the sense “working days”, en semaine “on weekdays” is recorded in 1871, semaine anglaise, the week with Saturday afternoon off, dates from 1911.[3]

Timeline

  • c. 1050 – Samaine in the Vie de saint Alexis.[2]
  • 1119 – The form semaine, in Philippe de Thaon.[2]
  • 1552 – A week's wages, in Gouberville's journal.[2][10]
  • 1640 – La semaine des trois jeudis “never”, in Oudin.[2][5]
  • 1680 – Semaine sainte “Holy Week”.[3][7]
  • 1740 – Prêter à la petite semaine, in the Académie dictionary.[2]
  • 1871 – En semaine “on weekdays”, in Littré.[3][7]
  • 1911 – Semaine anglaise.[3]

Meanings

Noun

  1. A week, from Monday to Sunday: la semaine prochaine.[11][12]
  2. Any period of seven days: trois semaines de vacances.[12]
  3. The working days, as opposed to the weekend: en semaine.[12][3]
  4. The weekly total of working hours: la semaine de 35 heures.[12]
  5. A week's wages; a child's weekly pocket money.[3][7]
  6. A week devoted to an event or cause: la semaine du goût.[3]
  7. À la petite semaine: short-sightedly, from day to day.[11][10]
  8. (Quebec) A menstrual period.[1]

Word family

  • semainier
  • sept
  • hebdomadaire
  • Latin septimāna

Usage notes

La semaine des quatre jeudis “never” is still used, although Thursday is no longer the school holiday.[3] Quebec says fin de semaine for the weekend.[1]

References

  1. ^ a b c d e Wiktionary, the free dictionary, https://en.wiktionary.org
  2. ^ a b c d e f g h i j Trésor de la langue française informatisé (2004), ATILF – CNRS & Université de Lorraine, atilf.fr/tlfi; electronic version of Imbs, Paul; Quemada, Bernard, eds. (1971–1994), Trésor de la langue française, Paris: CNRS / Gallimard
  3. ^ a b c d e f g h i j k l m n o p Rey, Alain, ed. (1992), Dictionnaire historique de la langue française, Paris: Le Robert
  4. ^ Anglo-Norman Dictionary (AND2), Aberystwyth University, anglo-norman.net (2nd ed., 2005–)
  5. ^ a b c d e f Bloch, Oscar; Wartburg, Walther von (1989), Dictionnaire étymologique de la langue française, 8th ed., Paris: Presses universitaires de France
  6. ^ Wartburg, Walther von, et al. (1922–2002), Französisches Etymologisches Wörterbuch, 25 vols., Bonn / Leipzig / Basel: Klopp / Teubner / Zbinden, p. 11, 482a
  7. ^ a b c d Guilbert, Louis; Lagane, René; Niobey, Georges, eds. (1971–1978; 1989), Grand Larousse de la langue française, Paris: Larousse
  8. ^ Meyer-Lübke, Wilhelm (1935), Romanisches etymologisches Wörterbuch, 3rd ed., Heidelberg: Winter
  9. ^ a b Littré, Émile (1873–1877), Dictionnaire de la langue française, 4 vols. and supplement, Paris: Hachette
  10. ^ a b c d Quemada, Bernard, ed. (1959–2006), Datations et documents lexicographiques (Base historique du vocabulaire français, BHVF), Paris: Klincksieck / CNRS / Champion; ATILF
  11. ^ a b Rey-Debove, Josette; Rey, Alain, eds. (2007), Le Petit Robert de la langue française, Paris: Le Robert
  12. ^ a b c d Dictionnaire de français Larousse, larousse.fr/dictionnaires/francais (accessed 2024)

Related etymologies

Cite this entry

“Semaine.” Etymologically, 18 Oct. 2026, etymologically.com/fr/semaine. Accessed 18 Oct. 2026.

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