出典:Wiktionary
出典:『Wiktionary』 (2026/01/27 18:05 UTC 版)
From prefix hydro-, from Ancient Greek ὕδωρ (húdōr, “water”). By surface analysis, hydr- (“water”) + -o-. Canadian sense "electricity" from the fact that hydroelectricity is the prevalent source of electricity in much of Canada and many electric companies have the word "Hydro" in their names.
hydro (not comparable)
hydro (countable and uncountable, plural hydros)
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水蒸気.
熱湯.
a water-basin (for flower-arrangement)