| water furrow | <agriculture> A deep furrow for conducting water from the ground, and keeping the surface soil dry. Source: Websters Dictionary (01 Mar 1998) |
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| water gas | <chemistry> See Gas. Source: Websters Dictionary (01 Mar 1998) |
| water gavel | A gavel or rent paid for a privilege, as of fishing, in some river or water. Source: Websters Dictionary (01 Mar 1998) |
| water germander | <botany> A labiate plant (Teucrium Scordium) found in marshy places in Europe. Source: Websters Dictionary (01 Mar 1998) |
| water glass | <chemistry> See Soluble glass, under Glass. Source: Websters Dictionary (01 Mar 1998) |
| water god | A fabulous deity supposed to dwell in, and preside over, some body of water. Source: Websters Dictionary (01 Mar 1998) |
| water hammer | <physics> 1. A vessel partly filled with water, exhausted of air, and hermetically sealed. When reversed or shaken, the water being unimpeded by air, strikes the sides in solid mass with a sound like that of a hammer. 2. A concussion, or blow, made by water in striking, as against the sides of a pipe or vessel containing it. Source: Websters Dictionary (01 Mar 1998) |
| water-hammer pulse | <radiology> Corrigan's sign: increased pulse at wrist, aortic insufficiency, widened pulse pressure due to increased stroke volume, diastolic regurgitation (12 Dec 1998) |
| water hare | <zoology> A small American hare or rabbit (Lepus aquaticus) found on or near the southern coasts of the United States. Synonym: water rabbit, and swamp hare. Source: Websters Dictionary (01 Mar 1998) |
| water hemlock | <botany> A poisonous umbelliferous plant (Cicuta virosa) of Europe; also, any one of several plants of that genus. A poisonous plant (oenanthe crocata) resembling the above. Source: Websters Dictionary (01 Mar 1998) |
| water hemp | <botany> See Hemp. Source: Websters Dictionary (01 Mar 1998) |
| water hen | 1. <zoology> Any gallinule. 2. <zoology> The common American coot. Source: Websters Dictionary (01 Mar 1998) |
| water hog | <zoology> The capybara. Source: Websters Dictionary (01 Mar 1998) |
| water horehound | <botany> Bugleweed. Source: Websters Dictionary (01 Mar 1998) |
| water hyacinth | <botany> Either of several tropical aquatic plants of the genus Eichhornia, related to the pickerel weed. Source: Websters Dictionary (01 Mar 1998) |