a large waterfall on the
Niagara River between the
state of
New York in the United
States and Ontario in Canada. The river is nearly a mile across at the falls and
flows approximately 15 million cubic feet of water per minute over
straight drops ranging from 158 to 167 feet.
—HDA Tapes (Oakland Lectures) Approved Glossary (16.4.92), —PDC 2 Approved Glossary