The story
- Proto-Indo-European*wed-
- Proto-Indo-European*wódr̥
- Proto-Hellenic*údōr
- Ancient Greekῡ̆̔́δωρ (hū̆́dōr)
- Ancient Greekῠ̔δρο- (hŭdro-)
- Englishhydro-
- Proto-Indo-European*h₂er-der.?
- Proto-Indo-European*h₂ergʰ-der.?
- Ancient Greekἄρχω (árkhō)
- Ancient Greekἀρχή (arkhḗ)
- Ancient Greekἀρχαῖος (arkhaîos)
- Proto-Indo-European*leǵ-
- Proto-Indo-European*lóǵos
- Proto-Hellenic*lógos
- Ancient Greekλόγος (lógos)
- Ancient Greekἀρχαιολογίᾱ (arkhaiologíā)
- Englisharchaeology
- English todayhydroarchaeology
From hydro- + archaeology.
First known use, by meaning
- 20th c. The study of artefacts or remains found underwater.
Etymology from Wiktionary, CC BY-SA 4.0.