| greenbone | <zoology> Any garfish (Belone or Tylosurus). The European eelpout. Origin: So named because the bones are green when boiled. Source: Websters Dictionary (01 Mar 1998) |
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| greenery | Green plants; verdure. "A pretty little one-storied abode, so rural, so smothered in greenery." (J. Ingelow) Source: Websters Dictionary (01 Mar 1998) |
| Greenfield | L., American surgeon who designed the Greenfield filter. See: Greenfield filter. (05 Mar 2000) |
| Greenfield filter | A multistrutted spring-styled filter usually placed in the inferior vena cava to prevent venous emboli from reaching the pulmonary circulation from the lower extremity. (05 Mar 2000) |
| greenfinch | <zoology> 1. A European finch (Ligurinus chloris); called also green bird, green linnet, green grosbeak, green olf, greeny, and peasweep. 2. The Texas sparrow (Embernagra rufivirgata), in which the general colour is olive green, with four rufous stripes on the head. Source: Websters Dictionary (01 Mar 1998) |
| greenfish | <zoology> See Bluefish, and Pollock. Source: Websters Dictionary (01 Mar 1998) |
| greengage | <botany> A kind of plum of medium size, roundish shape, greenish flesh, and delicious flavor. It is called in France Reine Claude, after the queen of Francis I. See Gage. Source: Websters Dictionary (01 Mar 1998) |
| greengill | <zoology> An oyster which has the gills tinged with a green pigment, said to be due to an abnormal condition of the blood. Source: Websters Dictionary (01 Mar 1998) |
| greengrocer | A retailer of vegetables or fruits in their fresh or green state. Source: Websters Dictionary (01 Mar 1998) |
| greenhead | <zoology> The mallard. The striped bass. See Bass. Source: Websters Dictionary (01 Mar 1998) |
| greenhouse | A house in which tender plants are cultivated and sheltered from the weather. Source: Websters Dictionary (01 Mar 1998) |
| greenhouse effect | The effect of certain gases in the Earth's atmosphere in trapping heat from the sun. (05 Dec 1998) |
| greenhouse gases | Gases that trap the heat of the sun in the Earth's atmosphere, producing the greenhouse effect. The two major greenhouse gases are water vapour and carbon dioxide. Other greenhouse gases include methane, ozone, chlorofluorocarbons, and nitrous oxide. (05 Dec 1998) |
| Greenhow's disease | Excoriations and melanoderma caused by scratching the bites of the body louse, Pediculus corporis. Synonym: Greenhow's disease, vagabond's disease, vagrant's disease. Racial melanoderma, the normally dark skin of blacks and certain other races. Senile melanoderma, cutaneous pigmentation occurring in the aged. Synonym: melasma universale. (05 Mar 2000) |
| Greenhow, Edward | <person> British physician, 1814-1888. See: Greenhow's disease. (05 Mar 2000) |