δέκατος

Ancient Greek

Ancient Greek numbers ^(edit)

		100
←  1	←  9	ι’ 10	11  →	20  →
		1
Cardinal: δέκᾰ (dékă)     Ordinal: δέκᾰτος (dékătos)     Adverbial: δεκᾰ́κῐς (dekắkĭs)     Collective: δεκᾰ́ς (dekắs)

Etymology

From δέκᾰ (dékă, “ten”) +‎ -τος (-tos, adjective suffix).

Pronunciation

 

• IPA^(key): /dé.ka.tos/ → /ˈðe.ka.tos/ → /ˈðe.ka.tos/

• (5^th BCE Attic) IPA^(key): /dé.ka.tos/
• (1^st CE Egyptian) IPA^(key): /ˈde.ka.tos/
• (4^th CE Koine) IPA^(key): /ˈðe.ka.tos/
• (10^th CE Byzantine) IPA^(key): /ˈðe.ka.tos/
• (15^th CE Constantinopolitan) IPA^(key): /ˈðe.ka.tos/

Adjective

δέκᾰτος • (dékătos) m (feminine δεκᾰ́τη, neuter δέκᾰτον); first/second declension

1. tenth (ordinal number)
2. one tenth (fraction)

Declension

First and second declension of δέκᾰτος; δεκᾰ́τη; δέκᾰτον (Attic)

Number		Singular				Dual				Plural
Case/Gender		Masculine	Feminine	Neuter		Masculine	Feminine	Neuter		Masculine	Feminine	Neuter
Nominative		δέκᾰτος dékătos	δεκᾰ́τη dekắtē	δέκᾰτον dékăton		δεκᾰ́τω dekắtō	δεκᾰ́τᾱ dekắtā	δεκᾰ́τω dekắtō		δέκᾰτοι dékătoi	δέκᾰται dékătai	δέκᾰτᾰ dékătă
Genitive		δεκᾰ́του dekắtou	δεκᾰ́της dekắtēs	δεκᾰ́του dekắtou		δεκᾰ́τοιν dekắtoin	δεκᾰ́ταιν dekắtain	δεκᾰ́τοιν dekắtoin		δεκᾰ́των dekắtōn	δεκᾰ́των dekắtōn	δεκᾰ́των dekắtōn
Dative		δεκᾰ́τῳ dekắtōi	δεκᾰ́τῃ dekắtēi	δεκᾰ́τῳ dekắtōi		δεκᾰ́τοιν dekắtoin	δεκᾰ́ταιν dekắtain	δεκᾰ́τοιν dekắtoin		δεκᾰ́τοις dekắtois	δεκᾰ́ταις dekắtais	δεκᾰ́τοις dekắtois
Accusative		δέκᾰτον dékăton	δεκᾰ́την dekắtēn	δέκᾰτον dékăton		δεκᾰ́τω dekắtō	δεκᾰ́τᾱ dekắtā	δεκᾰ́τω dekắtō		δεκᾰ́τους dekắtous	δεκᾰ́τᾱς dekắtās	δέκᾰτᾰ dékătă
Vocative		δέκᾰτε dékăte	δεκᾰ́τη dekắtē	δέκᾰτον dékăton		δεκᾰ́τω dekắtō	δεκᾰ́τᾱ dekắtā	δεκᾰ́τω dekắtō		δέκᾰτοι dékătoi	δέκᾰται dékătai	δέκᾰτᾰ dékătă
Derived forms		Adverb				Comparative				Superlative
		δεκᾰ́τως dekắtōs				δεκᾰτώτερος dekătṓteros				δεκᾰτώτᾰτος dekătṓtătos
Notes:		This table gives Attic inflectional endings. For declension in other dialects, see Appendix:Ancient Greek dialectal declension.

Further reading

• “δέκατος”, in Liddell & Scott (1940) A Greek–English Lexicon, Oxford: Clarendon Press
• “δέκατος”, in Liddell & Scott (1889) An Intermediate Greek–English Lexicon, New York: Harper & Brothers
• “δέκατος”, in Autenrieth, Georg (1891) A Homeric Dictionary for Schools and Colleges, New York: Harper and Brothers
• δέκατος in Bailly, Anatole (1935) Le Grand Bailly: Dictionnaire grec-français, Paris: Hachette
• δέκατος in Cunliffe, Richard J. (1924) A Lexicon of the Homeric Dialect: Expanded Edition, Norman: University of Oklahoma Press, published 1963
• δέκατος in the Diccionario Griego–Español en línea (2006–2025)
• “δέκατος”, in Slater, William J. (1969) Lexicon to Pindar, Berlin: Walter de Gruyter
• G1182 in Strong, James (1979) Strong’s Exhaustive Concordance to the Bible
• Woodhouse, S. C. (1910) English–Greek Dictionary: A Vocabulary of the Attic Language‎^[1], London: Routledge & Kegan Paul Limited.
  • tenth idem, page 862.

Greek

Greek numbers ^(edit)

		100
←  1	←  9	10	11  →	20  →
		1
Cardinal: δέκα (déka)     Ordinal: δέκατος (dékatos)     Greek numeral: Ι’ (I’), ι’ (i’)

Etymology

Inherited from Ancient Greek δέκατος (dékatos).

Pronunciation

• IPA^(key): /ˈðe.ka.tos/
• Hyphenation: δέ‧κα‧τος

Numeral

δέκατος • (dékatos) m (feminine δέκατη or δεκάτη, neuter δέκατο) (numeral adjective)

1. tenth, 10th

   Ο Οκτώβριος είναι ο δέκατος μήνας του έτους.

   O Októvrios eínai o dékatos mínas tou étous.

   October is the tenth month of the year.

Declension

Declension of δέκατος

	singular				plural
	masculine	feminine	neuter		masculine	feminine	neuter
nominative	δέκατος (dékatos)	δέκατη (dékati)	δέκατο (dékato)		δέκατοι (dékatoi)	δέκατες (dékates)	δέκατα (dékata)
genitive	δέκατου (dékatou)	δέκατης (dékatis)	δέκατου (dékatou)		δέκατων (dékaton)	δέκατων (dékaton)	δέκατων (dékaton)
accusative	δέκατο (dékato)	δέκατη (dékati)	δέκατο (dékato)		δέκατους (dékatous)	δέκατες (dékates)	δέκατα (dékata)
vocative	δέκατε (dékate)	δέκατη (dékati)	δέκατο (dékato)		δέκατοι (dékatoi)	δέκατες (dékates)	δέκατα (dékata)

Related terms

• αποδεκατίζω (apodekatízo, “decimate”) & related
• δέκατα m pl (dékata, “low-grade fever”)
• δεκάτη f (dekáti, “tax of one tenth”) (historical)
• δέκατο m (dékato, “one tenth, ¹⁄₁₀”)

• and see: δέκα (déka, “ten”)

See also

• Greek number and measurement