διετήσιος

From δια- (dia-, “through”) +‎ ἔτος (étos, “year”). Not to be confused with διετής (dietḗs, “lasting two years”).

δῐετήσῐος • (dĭetḗsĭos) m or f (neuter δῐετήσῐον); second declension

1. year-round, lasting through the year
   • 460 BCE – 395 BCE, Thucydides, History of the Peloponnesian War 2.38.1:

     ἀγῶσι μέν γε καὶ θυσίαις διετησίοις νομίζοντες

     agôsi mén ge kaì thusíais dietēsíois nomízontes

     customarily holding competitions - as well as religious festivals - year-round

   • c. 100 BCE – 1 BCE, Inschriften von Priene 100:

     τοους ἄ̣ εἰς τὴν α /

     to[ùs dè dietēsí]ous ạ́ eis tḕn a[hutoû] / [oikían ekálese pántas]

     the to his o, nd a

• διετήσιος in Bailly, Anatole (1935) Le Grand Bailly: Dictionnaire grec-français, Paris: Hachette
• “διετήσιος”, in Liddell & Scott (1940) A Greek–English Lexicon, Oxford: Clarendon Press
• “διετήσιος”, in ΛΟΓΕΙΟΝ Dictionaries for Ancient Greek and Latin (in English, French, Spanish, German, Dutch and Chinese), University of Chicago, since 2011