waterbed
n.
also water-bed, 1610s, "a bed on board a ship," from water, n.1 + bed, n.. As a water-tight mattress filled with water, it is recorded from 1844, originally for invalids to prevent bedsores. Reinvented c.1970 as a stylish furnishing.
| 词汇 | waterbed |
| 词根词缀 | Online Etymology Dictionary waterbed n. also water-bed, 1610s, "a bed on board a ship," from water, n.1 + bed, n.. As a water-tight mattress filled with water, it is recorded from 1844, originally for invalids to prevent bedsores. Reinvented c.1970 as a stylish furnishing. |
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