subcritical definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
- less than critical
- unable to sustain a fission chain reaction: said of a nuclear reactor, device, etc.
subcritical definition by American Heritage Dictionary
- Having a mass of fissionable material that is less than that needed for a chain reaction.
- Of less than critical importance.