freezing-level chart
freezing-level chart
[′frēz·iŋ ‚lev·əl ‚chärt] (meteorology)
A synoptic chart showing the height of the 0°C constant-temperature surface by means of contour lines.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.