D defs.my
Entry 2 senses Webster, 1913

Hydrous

/hīd'-rəs/ · Hy·drous · IPA /ˈhaɪdɹəs/
01 a. Containing water; watery.
  1. 1.
    Containing water; watery.
  2. 2.
    Containing water of hydration or crystallization.(Chem.)