a North American thrush, Catharus minimus, having olive upper parts and grayish cheeks.
- Gray code
noun 1. a modification of a number system, esp a binary code, in which any adjacent pair of numbers, in counting order, differ in their digits at one position only, the absolute difference being the value 1 hardware A binary sequence with the property that only one bit changes between any two consecutive elements (the […]
adjective pertaining to a working class with some manual labor, e.g. mechanics, maintenance, food preparation Examples Gray-collar refers to occupations that incorporate some of the elements of both blue and white collar. Word Origin 1963
- Gray column
gray column n. Any of the three masses of gray matter that extend longitudinally through the center of each lateral half of the spinal cord and appear as gray horns in transverse sections.
- Gray degeneration
gray degeneration n. The degeneration of the white substance of the spinal cord, the fibers of which lose their myelin sheaths and become darker in color.
noun 1. any of several ducks in which certain immature or female plumages are predominantly gray, as the gadwall and the pintail.