Water power

1. A fall of water which may be used to drive machinery; a site for a water mill; a water privilege.
2. The power of water employed to move machinery, etc.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.