Definitions for hydro-

This page provides all possible meanings and translations of the word hydro-

Random House Webster's College Dictionary

hy•droˈhaɪ droʊ(n.; adj.)(pl.)-dros

  1. (n.)hydroelectric power.

    Category: Common Vocabulary, Informal

  2. a hydroplane.

    Category: Common Vocabulary, Informal

  3. Brit. a spa offering hydrotherapy.

    Category: Common Vocabulary, British

  4. (adj.)of, pertaining to, or furnishing water, water power, or hydroelectricity.

    Category: Common Vocabulary, Informal

Origin of hydro:

1880–85; by shortening of compounds with hydro -1 (cf. -o )


  1. a combining form meaning “water”:

    hydroplane; hydrogen.

    Category: Chemistry, Affix

    Ref: Also, esp. before a vowel, hydr-. 1

Origin of hydro-:

< Gk, comb. form of hýdōr water


  1. hydrobromic.

    Category: Chemistry, Affix

    Ref: a combining form representing hydrogen , used esp. in the names of chemical compounds in which hydrogen is combined with some negative element or radical; Also, esp. before a vowel, hydr-. 2


  1. hydro-(Prefix)


  2. hydro-(Prefix)


Webster Dictionary

  1. Hydro-

    alt. of Hydr-


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