fall line definition by Webster's New World
- the geographical line indicating the beginning of a plateau, usually marked by many waterfalls and rapids
- Skiing the line of direct descent down a hill
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
the line east of the Appalachian Mountains, marking the end of the coastal plains and the beginning of the Piedmont Plateau
fall line definition by American Heritage Dictionary
nounThe American Heritage® Dictionary of the English Language, 4th edition Copyright © 2010 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
- A line connecting the waterfalls of nearly parallel rivers that marks a drop in land level.
- The natural line of descent, as for skiing, between two points on a slope.
fall line - Science Definition
A line connecting the waterfalls of nearly parallel rivers that marks a drop in land level.