Word.ws English Dictionary

hydro-

/ˈhaɪ.dɹoʊ/

hydro- prefix: water.

Prefix

hydro-

  1. water
    Synonyms:
    aqua-
  2. liquid
  3. hydrogen
  4. a hydrous compound
  5. Hydrozoa

hydro- meaning in Tamil

hydro- in Tamil

hydro-
நீர் nīr

Synonyms of hydro-

Forms of hydro-

alternative before-vowelhydr-

Origin of hydro-

Learned borrowing from Ancient Greek ῠ̔δρο- (hŭdro-), from ῡ̆̔́δωρ (hū̆́dōr, “water”), from Proto-Hellenic *údōr, from Proto-Indo-European *wódr̥, from *wed- + *-r̥.

Words formed from hydro-

Questions about hydro-

What does hydro- mean?
Hydro- means water.
What is hydro- in Tamil?
Hydro- in Tamil is நீர் (nīr). See Hydro- meaning in Tamil.
What part of speech is hydro-?
Hydro- is a prefix.
How do you pronounce hydro-?
Hydro- is pronounced /ˈhaɪ.dɹoʊ/ (US).

Words near hydro- in the dictionary

  1. hydro hotel
  2. hydro hotels
  3. Hydro Marker
  4. hydro pole
  5. hydro poles
  6. hydro-
  7. hydro-airplane
  8. hydro-ecology
  9. hydro-electric
  10. hydro-geothermal
  11. hydroabrasion

Source and license

Adapted from Wiktionary: hydro- (page history and authors); நீர் (Tamil) (page history and authors). Text available under the Creative Commons Attribution-ShareAlike 4.0 license. Word.ws reformatted the entry and added links. Wiktionary data of 2026-09-02.

Last updated:

Pronunciation audio from Wikimedia Commons, each file under its own free license: LL-Q1860 (eng)-Flame, not lame-hydro-.wav.

Cite this entry: “hydro-.” Word.ws, https://word.ws/hydro-. Based on Wiktionary, CC BY-SA 4.0.