| OCG | omnicardiogram; oral cholecystogram |
|---|---|
| OCH | oral contraceptive hormone |
| OCM | oral contraceptive medication |
| OCS | occipital condyle syndrome; Ondine's curse syndrome; open canalicular system; oral contraceptive ste... |
| OCT | object classification test; optimal cutting temperature; oral contraceptive therapy; ornithine carba... |
| water feather-foil | <botany> The water violet (Hottonia palustris); also, the less showy American plant H. Inflata. Source: Websters Dictionary (01 Mar 1998) |
|---|---|
| water flag | <botany> A European species of Iris (Iris Pseudacorus) having bright yellow flowers. Source: Websters Dictionary (01 Mar 1998) |
| water flannel | <botany> A floating mass formed in pools by the entangled filaments of a European fresh water alga (Cladophora crispata). Source: Websters Dictionary (01 Mar 1998) |
| water flea | <zoology> Any one of numerous species of small aquatic Entomostraca belonging to the genera Cyclops, Daphnia, etc; so called because they swim with sudden leaps, or starts. Source: Websters Dictionary (01 Mar 1998) |
| water flounder | <zoology> The windowpane (Pleuronectes maculatus). Source: Websters Dictionary (01 Mar 1998) |
| water for injection | Water purified by distillation for the preparation of products for parenteral use. (05 Mar 2000) |
| water fox | <zoology> The carp; so called on account of its cunning. Source: Websters Dictionary (01 Mar 1998) |
| water furrow | <agriculture> A deep furrow for conducting water from the ground, and keeping the surface soil dry. Source: Websters Dictionary (01 Mar 1998) |
| 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) |