WordReference Random House Unabridged Dictionary of American English © 2026
Hy•drus
(hī′drəs),USA pronunciation n., [gen.] -dri (-drī).USA pronunciation [Astron.]
- Astronomythe Water Snake, a southern constellation between Eridanus and Octans.
- Greek hýdros water serpent
- Latin
'Hydrus' also found in these entries (note: many are not synonyms or translations):