bottleneck(redirected from bottlenecking)
Also found in: Dictionary, Thesaurus, Financial, Encyclopedia.
Segen's Medical Dictionary. © 2012 Farlex, Inc. All rights reserved.
bottlenecka period in the history of a population during which the number of individuals is reduced to a low number, perhaps by disease or extreme environmental conditions. As a result RANDOM GENETIC DRIFT may occur in the population. See also FOUNDER EFFECT.
Collins Dictionary of Biology, 3rd ed. © W. G. Hale, V. A. Saunders, J. P. Margham 2005