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hydro

[hahy-droh] /ˈhaɪ droʊ/
noun, plural hydros for 2, 3.
1.
Informal. hydroelectric power.
2.
Informal. hydroplane.
3.
British.
  1. a bathhouse, hotel, or resort catering to people taking mineral-water health cures; spa.
  2. an establishment furnishing hydrotherapy.
adjective
4.
Informal. of, pertaining to, or furnishing water, water power, or hydroelectricity:
funds for new hydro projects.
Origin
1880-1885
1880-85; by shortening of compounds with hydro-1 (cf. -o); (def 4) hydro-1 analyzed as an adj.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for hydros

hydro1

/ˈhaɪdrəʊ/
noun (pl) -dros
1.
(Brit) (esp formerly) a hotel or resort, often near a spa, offering facilities for hydropathic treatment

hydro2

/ˈhaɪdrəʊ/
adjective
1.
short for hydroelectric
noun
2.
a Canadian name for electricity when it is supplied to a residence, business, institution, etc

Hydro

/ˈhaɪdrəʊ/
noun
1.
(esp in Canada) a hydroelectric power company or board
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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Word Origin and History for hydros

hydro

short for hydroelectric, from 1916.

Online Etymology Dictionary, © 2010 Douglas Harper
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Difficulty index for hydros.

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Word Value for hydros

13
11
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