ὀπίσω

• ὀπίσσω (opíssō) – Ionic

With the prefix *ὀπί- (*opí-), from Proto-Hellenic *opí, *opi-, ultimately from Proto-Indo-European *h₁opí, a variant of *h₁epí (whence also ἐπί (epí), ἐπι- (epi-)). Compare Mycenaean Greek 𐀃𐀠 (o-pi).

This etymology is incomplete. You can help Wiktionary by elaborating on the origins of this term.

ὀπίσω • (opísō)

1. (of place) backwards
   • 800 BCE – 600 BCE, Homer, Iliad 12.272
   • 800 BCE – 600 BCE, Homer, Iliad 3.218
   • 800 BCE – 600 BCE, Homer, Iliad 5.443
   • 800 BCE – 600 BCE, Homer, Iliad 16.710
   • 800 BCE – 600 BCE, Homer, Odyssey 11.149
   • 460 BCE – 420 BCE, Herodotus, Histories 1.207
   • 380 BCE, Plato, The Republic 528A
   • 500 BCE – 400 BCE, Bacchylides, Collected Works 12.53
   • 300 BCE – 200 BCE, Septuagint, Joel 2.20
2. back, back again, by the same way one took
   • 800 BCE – 600 BCE, Homer, Odyssey 7.326
   • 522 BCE – 443 BCE, Pindar, Nemean Ode 3.62
   • 300 BCE – 200 BCE, Theocritus, Collected Works 25.74
   • 460 BCE – 420 BCE, Herodotus, Histories 1.62
   • 460 BCE – 420 BCE, Herodotus, Histories 8.120
3. again
   • 460 BCE – 420 BCE, Herodotus, Histories 2.14
   • 460 BCE – 420 BCE, Herodotus, Histories 5.92
   • 407 BCE, Euripides, Iphigenia in Aulis 38
4. (of time) hereafter
   • 800 BCE – 600 BCE, Homer, Iliad 3.160
   • 750 BCE – 650 BCE, Hesiod, Works and Days 741
   • 750 BCE – 650 BCE, Hesiod, Theogony 488
   • 800 BCE – 600 BCE, Homer, Odyssey 20.199
   • 409 BCE, Sophocles, Philoctetes 1104
   • 800 BCE – 600 BCE, Homer, Iliad 6.352
   • 800 BCE – 600 BCE, Homer, Odyssey 11.483
   • 800 BCE – 600 BCE, Homer, Iliad 1.343
   • 800 BCE – 600 BCE, Homer, Iliad 3.109
   • 800 BCE – 600 BCE, Homer, Iliad 18.250
   • 800 BCE – 600 BCE, Homer, Odyssey 24.452
   • 384 BCE – 322 BCE, Aristotle, Metaphysics 1000A.30
   • 429 BCE, Sophocles, Oedipus the King 488
5. following, yet to come
   • 460 BCE – 420 BCE, Herodotus, Histories 1.75

• Greek: πίσω (píso)

ὀπίσω • (opísō) (governs the genitive)

1. after
   • 70 CE – 110 CE, The Gospel of Matthew 4:19

• “ὀπίσω”, in Liddell & Scott (1940) A Greek–English Lexicon, Oxford: Clarendon Press
• “ὀπίσω”, in Liddell & Scott (1889) An Intermediate Greek–English Lexicon, New York: Harper & Brothers
• “ὀπίσω”, in Autenrieth, Georg (1891) A Homeric Dictionary for Schools and Colleges, New York: Harper and Brothers
• ὀπίσω in Bailly, Anatole (1935) Le Grand Bailly: Dictionnaire grec-français, Paris: Hachette
• ὀπίσω in Cunliffe, Richard J. (1924) A Lexicon of the Homeric Dialect: Expanded Edition, Norman: University of Oklahoma Press, published 1963
• “ὀπίσω”, in Slater, William J. (1969) Lexicon to Pindar, Berlin: Walter de Gruyter
• G3694 in Strong, James (1979) Strong’s Exhaustive Concordance to the Bible
• Woodhouse, S. C. (1910) English–Greek Dictionary: A Vocabulary of the Attic Language‎, London: Routledge & Kegan Paul Limited.
  • back idem, page 57.
  • behind idem, page 71.