| 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... |
| OES | oral esophageal stethoscope; optical emission spectroscopy |
| OGTT | oral glucose tolerance test |
| OHA | oral hypoglycemic agents |
| sea dotterel | <zoology> The turnstone. Source: Websters Dictionary (01 Mar 1998) |
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| sea dove | <zoology> The little auk, or rotche. Source: Websters Dictionary (01 Mar 1998) |
| sea dragon | <zoology> A dragonet, or sculpin. The pegasus. Source: Websters Dictionary (01 Mar 1998) |
| sea drake | <zoology> The pewit gull. Source: Websters Dictionary (01 Mar 1998) |
| sea duck | <zoology> Any one of numerous species of ducks which frequent the seacoasts and feed mainly on fishes and mollusks. The scoters, eiders, old squaw, and ruddy duck are examples. They may be distinguished by the lobate hind toe. Source: Websters Dictionary (01 Mar 1998) |
| sea eagle | 1. <zoology> Any one of several species of fish-eating eagles of the genus Haliaeetus and allied genera, as the North Pacific sea eagle. (H. Pelagicus), which has white shoulders, head, rump, and tail; the European white-tailed eagle (H. Albicilla); and the Indian white-tailed sea eagle, or fishing eagle (Polioaetus ichthyaetus). The bald eagle and the osprey are also sometimes classed as sea eagles. 2. <zoology> The eagle ray. See Ray. Source: Websters Dictionary (01 Mar 1998) |
| sea-ear | <zoology> Any species of ear-shaped shells of the genus Haliotis. See Abalone. Source: Websters Dictionary (01 Mar 1998) |
| sea eel | <zoology> The conger eel. Source: Websters Dictionary (01 Mar 1998) |
| sea egg | <zoology> A sea urchin. Source: Websters Dictionary (01 Mar 1998) |
| sea elephant | <zoology> A very large seal (Macrorhinus proboscideus) of the Antarctic seas, much hunted for its oil. It sometimes attains a length of thirty feet, and is remarkable for the prolongation of the nose of the adult male into an erectile elastic proboscis, about a foot in length. Another species of smaller size (M. Angustirostris) occurs on the coast of Lower California, but is now nearly extinct. Source: Websters Dictionary (01 Mar 1998) |
| sea fan | <zoology> Any gorgonian which branches in a fanlike form, especially Gorgonia flabellum of Florida and the West Indies. Source: Websters Dictionary (01 Mar 1998) |
| sea feather | <zoology> Any gorgonian which branches in a plumelike form. Source: Websters Dictionary (01 Mar 1998) |
| sea fennel | <botany> Samphire. Source: Websters Dictionary (01 Mar 1998) |
| sea fern | <zoology> Any gorgonian which branches like a fern. Source: Websters Dictionary (01 Mar 1998) |
| sea fir | <zoology> A sertularian hydroid, especially Sertularia abietina, which branches like a miniature fir tree. Source: Websters Dictionary (01 Mar 1998) |