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water hog

(Encyclopedia)water hog: see capybara.

water hyacinth

(Encyclopedia)water hyacinth: see pickerelweed. ...

(Encyclopedia)CE5 Fragrant water lily, Nymphaea odorata water lily, common name for some members of the Nymphaeaceae, a family of freshwater perennial herbs found in most parts of the world and often characteri...

water moccasin

(Encyclopedia)water moccasin or cottonmouth, highly venomous snake, Ancistrodon piscivorus, of the swamps and bayous of the S United States. Like the closely related copperhead, it is a pit viper and has a heat-sen...

water mold

(Encyclopedia)water mold, common name for a group of multinucleated organisms that superficially resemble fungi but are now recognized as having an independent evolutionary lineage and are placed in the kingdom Pro...

water oats

(Encyclopedia)water oats: see wild rice.

water polo

(Encyclopedia)water polo, swimming game encompassing features of soccer, football, basketball, and hockey. The object of the game is to maneuver, by head, feet, or hand, a leather-covered ball 27 to 28 in. (about 7...

water power

(Encyclopedia)water power, mechanical energy derived from falling or flowing water, e.g., rivers, streams, and the overflow of dams. The wooden water wheel, long utilized for driving machinery in flour mills and fa...