from The Century Dictionary and Cyclopedia
- n. In ordnance, a shell, invented by M. Abel, consisting of an ordinary shell with a centrally placed cylinder of guncotton, having the space between this cylinder and the walls of the shell filled with water. The shell is hermetically sealed to retain the water.
Sorry, no etymologies found.
He thought of the peculiar grey-blue sky, which the Wise men had taught him bore up within its whirling self vast oceans of water, waiting for the time to drop the whirling water-shell upon them all.