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noun Genetics.
  1. the ability of one parent to impress its hereditary characters on its progeny because it possesses more homozygous, dominant, or epistatic genes.

Origin of prepotency

1640–50 for general sense “predominance”; < Latin praepotentia. See prepotent, -ency Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for prepotency

Historical Examples of prepotency

British Dictionary definitions for prepotency


  1. the state or condition of being prepotent
  2. genetics the ability of one parent to transmit more characteristics to its offspring than the other parent
  3. botany the ability of pollen from one source to bring about fertilization more readily than that from other sources
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012