hydro

1 of 2

noun (1)

hy·​dro ˈhī-(ˌ)drō How to pronounce hydro (audio)
plural hydros
British
: an establishment offering hydropathic treatment (as for weight loss) : health spa

hydro

2 of 2

noun (2)

often attributive
: hydroelectric power

Examples of hydro in a Sentence

Recent Examples on the Web
Noun
By 2025, swapping out hydro for other sources of power will no longer be enough, according to utility officials and documents. Lulu Ramadan, ProPublica, 28 July 2024 If plants along some of these waterways needed to increase their electricity output to compensate for hydro output losses elsewhere, there is a real risk that coal could not reach where it was needed in time, and in sufficient quantity, to maintain stable electricity supplies. Gabriel Collins, Foreign Affairs, 23 Aug. 2022 Some specifics are hydro, nuclear, coal and natural gas, in that order of priority. Russ Wiles, The Arizona Republic, 9 July 2024 The company’s costs are low because its hydro plants were built and paid off long ago. Ivan Penn Ruth Fremson, New York Times, 3 June 2024 See all Example Sentences for hydro 

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'hydro.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

Etymology

Noun (1)

short for hydropathic establishment

Noun (2)

short for hydropower

First Known Use

Noun (1)

1882, in the meaning defined above

Noun (2)

1916, in the meaning defined above

Time Traveler
The first known use of hydro was in 1882

Dictionary Entries Near hydro

Cite this Entry

“Hydro.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydro. Accessed 18 Aug. 2024.

Kids Definition

hydro

noun
hy·​dro
ˈhī-drō
: hydroelectric power

Medical Definition

hydro

noun
hy·​dro ˈhī-(ˌ)drō How to pronounce hydro (audio)
plural hydros
British
: a hydropathic facility : spa
also : a hotel catering to people using such a facility
Last Updated: - Updated example sentences
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