Laurentide ice sheet
(redirected from Laurentide Glaciation)Laurentide ice sheet
[lȯr·ən‚tīd ′īs ‚shēt] (hydrology)
A major recurring glacier that at its maximum completely covered North America east of the Rockies from the Arctic Ocean to a line passing through the vicinity of New York, Cincinnati, St. Louis, Kansas City, and the Dakotas.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.