Dictionary
hy•dro•ki•net•ics
Pronunciation: (hī"drō-ki-net'iks, -kī-), [key]—
n. (used with a sing. v.)
the branch of hydrodynamics that deals with the laws governing liquids or gases in motion.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.