fragmentation nucleus

fragmentation nucleus

[‚frag·mən′tā·shən ‚nü·klē·əs]

(meteorology)

A tiny ice particle broken from a large ice crystal, serving as an ice nucleus; that is, a growth center for a new ice crystal.

McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.