all-or-none law

[ awl-er-nuhn ]

nounPhysiology.
  1. the principle that under given conditions the response of a nerve or muscle fiber to a stimulus at any strength above the threshold is the same: the muscle or nerve responds completely or not at all.

Origin of all-or-none law

1
First recorded in 1895–1900

Words Nearby all-or-none law

Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023