ἑβδομάς

Ancient Greek

Etymology

From ἕβδομος (hébdomos, “seventh”), from ἑπτά (heptá, “seven”) + -ᾰ́ς (-ắs).

Pronunciation

 

• IPA^(key): /heb.do.más/ → /eβ.ðoˈmas/ → /ev.ðoˈmas/

• (5^th BCE Attic) IPA^(key): /heb.do.más/
• (1^st CE Egyptian) IPA^(key): /(h)eb.doˈmas/
• (4^th CE Koine) IPA^(key): /eβ.ðoˈmas/
• (10^th CE Medieval) IPA^(key): /ev.ðoˈmas/
• (15^th CE Constantinopolitan) IPA^(key): /ev.ðoˈmas/

Noun

ἑβδομᾰ́ς • (hebdomắs) f (genitive ἑβδομᾰ́δος); third declension

1. a group of seven, especially a week of seven days or a group of seven years

Declension

Third declension of ἡ ἑβδομᾰ́ς; τῆς ἑβδομᾰ́δος (Attic)

	singular	dual	plural
nominative	ἡ ἑβδομᾰ́ςhē hebdomắs	τὼ ἑβδομᾰ́δεtṑ hebdomắde	αἱ ἑβδομᾰ́δεςhai hebdomắdes
genitive	τῆς ἑβδομᾰ́δοςtês hebdomắdos	τοῖν ἑβδομᾰ́δοινtoîn hebdomắdoin	τῶν ἑβδομᾰ́δωνtôn hebdomắdōn
dative	τῇ ἑβδομᾰ́δῐtēî hebdomắdĭ	τοῖν ἑβδομᾰ́δοινtoîn hebdomắdoin	ταῖς ἑβδομᾰ́σῐ / ἑβδομᾰ́σῐνtaîs hebdomắsĭ(n)
accusative	τὴν ἑβδομᾰ́δᾰtḕn hebdomắdă	τὼ ἑβδομᾰ́δεtṑ hebdomắde	τᾱ̀ς ἑβδομᾰ́δᾰςtā̀s hebdomắdăs
vocative	ἑβδομᾰ́ςhebdomắs	ἑβδομᾰ́δεhebdomắde	ἑβδομᾰ́δεςhebdomắdes

• This table gives Attic inflectional endings. For declension in other dialects, see Appendix:Ancient Greek dialectal declension.
• Nominative singular -ς (-s) arose by reduction of the original cluster *-δς (*-ds).

Synonyms

• ἑπτάς (heptás)

Derived terms

• ἑβδομᾰδῐκός (hebdomădĭkós)

Descendants

• → English: hebdomad, hebdomadal
• → French: hebdomadaire, 'hebdo'
• Greek: εβδομάδα (evdomáda)
• → Latin: hebdomas, hebdomadalis
• Pontic Greek: εβδομάδαν (evdomádan)
• Mariupol Greek: вдъумадъа (vðumaða)

Further reading

• “ἑβδομάς”, in Liddell & Scott (1940), A Greek–English Lexicon, Oxford: Clarendon Press
• “ἑβδομάς” in the Diccionario Griego–Español en línea (2006–2026)
• “ἑβδομάς” in Bailly, Anatole (1935), Le Grand Bailly: Dictionnaire grec-français, Paris: Hachette
• ἑβδομάς in Pape, Wilhelm (1914), Max Sengebusch, editor, Handwörterbuch der griechischen Sprache‎^[1] (in German), 3rd edition, Braunschweig: Friedrich Vieweg und Sohn
• “ἑβδομάς”, in Liddell & Scott (1889), An Intermediate Greek–English Lexicon, New York: Harper & Brothers
• ἑβδομάς, in ΛΟΓΕΙΟΝ [Logeion] Dictionaries for Ancient Greek and Latin (in English, French, Spanish, German, Dutch and Chinese), University of Chicago, since 2011