[ hahy-druh s ]
/ ˈhaɪ drəs /

noun, genitive Hy·dri [hahy-drahy] /ˈhaɪ draɪ/. Astronomy.

the Water Snake, a southern constellation between Eridanus and Octans.

Origin of Hydrus

< Latin < Greek hýdros water serpent
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for hydrus

  • Reticulum, the Net, is a small constellation to the east of Hydrus and Horologium.

  • Pliny tells us that the hydrus lives in the water, and is exceedingly venomous.

British Dictionary definitions for hydrus


/ (ˈhaɪdrəs) /

noun Latin genitive Hydri (ˈhaɪdraɪ)

a constellation near the S celestial pole lying close to Eridanus and Tucana and containing part of the Small Magellanic cloud

Word Origin for Hydrus

C17: from Latin, from Greek hudros water serpent, from hudōr water
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012