| gravel |
Gravel is rock that is of a certain size range. In geology, gravel is any loose rock that is at least two millimeters in its largest dimension (about 1/12 of an inch), and no more than 75 millimeters (about 3 inches). Sometimes gravel is restricted to rock in the 2-4 millimeter range, with pebble being reserved for rock 4-75 millimeters (some say 64 millimeters). The next smaller size class in geology is sand, which is 0.02 mm to 2 mm in size. ...
출처: en.wikipedia.org/wiki/Gravel
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| gray scale |
In computing, a grayscale or greyscale digital image is an image in which the value of each pixel is a single sample. Displayed images of this sort are typically composed of shades of gray, varying from black at the weakest intensity to white at the strongest, though in principle the samples could be displayed as shades of any color, or even coded with various colors for different intensities. ...
출처: en.wikipedia.org/wiki/Gray_Scale
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| Graves' disease |
Graves-Basedow disease is a form of thyroiditis, an autoimmune disorder that stimulates the thyroid gland, being the most common cause of hyperthyroidism (overactivity of the thyroid). Also known in the English-speaking world simply as Graves' disease, it occurs most frequently in women (8:1 compared to men) of middle age. Symptoms include fatigue, weight loss and rapid heart beat. ...
출처: en.wikipedia.org/wiki/Graves'_disease
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| gravid |
Pregnant with eggs or young.
출처: www.geocities.com/Heartland/Bluffs/8071/reptile/te...
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| gravity |
force that tends to draw all bodies in the earth's sphere toward the center of the earth
출처: www.geocities.com/daretofly2001/glossary.html
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