Drift 02
Drift 02 : (1) The effect of the velocity of fluid flow upon the velocity (reladve to a fixed external point) of an object moving within the fluid; the vector difference between the velocity of the object reladve to the fluid and its velocity reladve to the fixed reference. (2) The speed of an ocean current. In publications for the mariner, drifts are usually given in miles per day or in knots. (3) "In geology, materials in transport by ice; deposits made by glacial ice on land in the sea, and in bodies of melt water." Drift ice: Any sea ice that has drifted from its place of origin. The term is used in a wide sense to include any area of sea ice, other than fast ice, no matter what form it takes or how disposed
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