conservation of vorticity
conservation of vorticity[‚kän·sər′vā·shən əv ‚vȯr′tis·əd·ē]
The principle that the vertical component of the absolute vorticity of each particle in an inviscid, autobarotropic fluid flowing horizontally remains constant.
The hypothesis that the vorticity of fluid particles remains constant during the turbulent mixing of the fluid.
McGraw-Hill Dictionary of Scientific & Technical Terms, 6E, Copyright © 2003 by The McGraw-Hill Companies, Inc.