| Full diacritics: ὕδιον | Medium diacritics: ὕδιον | Low diacritics: ύδιον | Capitals: ΥΔΙΟΝ |
| Transliteration A: hýdion | Transliteration B: hydion | Transliteration C: ydion | Beta Code: u(/dion |
τό, Dim. of ὗς, X.Mem.1.2.30 (ὑίδια codd.), restored from Phot. and Cyr. ap. An.Par.4.176.
