Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio.
- a bed of earth covered with glass and heated by manure, electricity, etc. for forcing plants
- any place that fosters rapid growth or extensive activity
Used by arrangement with John Wiley & Sons, Inc.
The 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.
- An environment conducive to vigorous growth or development, especially of something undesirable: a hotbed of intrigue.
- A glass-covered bed of soil heated with fermenting manure or by electricity, used for the germination of seeds or for protecting tender plants.