| WI | water intake |
|---|---|
| WOC | water oxidising complex |
| WP | water placebo |
| water tiger | <zoology> A diving, or water, beetle, especially the larva of a water beetle. Source: Websters Dictionary (01 Mar 1998) |
|---|---|
| water torch | <botany> The common cat-tail (Typha latifolia), the spike of which makes a good torch soaked in oil. Source: Websters Dictionary (01 Mar 1998) |
| water tree | <botany> A climbing shrub (Tetracera alnifolia, or potatoria) of Western Africa, which pours out a watery sap from the freshly cut stems. Source: Websters Dictionary (01 Mar 1998) |
| water trefoil | <botany> The buck bean. Source: Websters Dictionary (01 Mar 1998) |
| water tube | <zoology> One of a system of tubular excretory organs having external openings, found in many invertebrates. They are believed to be analogous in function to the kidneys of vertebrates. Source: Websters Dictionary (01 Mar 1998) |
| water tupelo | <botany> A species of large tupelo (Nyssa aquatica) growing in swamps in the southern of the United States. See Ogeechee lime. Source: Websters Dictionary (01 Mar 1998) |
| water turkey | <zoology> The American snakebird. See Snakebird. Source: Websters Dictionary (01 Mar 1998) |
| water vine | <botany> Any plant of the genus Phytocrene, climbing shrubs of Asia and Africa, the stems of which are singularly porous, and when cut stream with a limpid potable juice. Source: Websters Dictionary (01 Mar 1998) |
| water violet | <botany> See Violet. Source: Websters Dictionary (01 Mar 1998) |
| water viper | <zoology> See Water moccasin. Source: Websters Dictionary (01 Mar 1998) |
| water vole | <zoology> See Vole. Source: Websters Dictionary (01 Mar 1998) |
| water wheel murmur | Churning cardiac murmur produced by air embolism to the heart; also heard in pneumohydropericardium. Synonym: water wheel murmur. (05 Mar 2000) |
| water-whistle sound | A bubbling whistle heard on auscultation over a bronchial or pulmonary fistula. (05 Mar 2000) |
| water-white | <botany> A vinelike plant (Vitis Caribaea) growing in parched districts in the West Indies, and containing a great amount of sap which is sometimes used for quenching thirst. Source: Websters Dictionary (01 Mar 1998) |
| water willow | <botany> An American aquatic plant (Dianthera Americana) with long willowlike leaves, and spikes of small purplish flowers. Source: Websters Dictionary (01 Mar 1998) |