variants: or hydro-

Definition of hydr-

1a : water hydrous hydroelectric
b : liquid hydrokinetic
2 : hydrogen : containing or combined with hydrogen hydrocarbon hydroxyl
3 : hydroid hydromedusa

History and Etymology for hydr-

Latin hydr-, hydro-, from Greek, from hydōr — more at water

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Cite this Entry

“Hydr-.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydr-. Accessed 7 Mar. 2021.

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More Definitions for hydr-

hydr-

prefix
variants: or hydro-

Kids Definition of hydr-

1 : water hydroelectric
2 : hydrogen hydrocarbon

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