polygeny

poly- +‎ -geny

polygeny (countable and uncountable, plural polygenies)

1. Polygenesis.
   • 2001, Comptes rendus de l'Académie des sciences: Sciences de la vie. Série III:

     Some features of the universal tree of life based on rRNA polygenies have been confirmed, such as the division of the cellular living world into three domains.

2. The control of a single trait, or phenotype, by multiple genes.
   • 1983, Vítězslav Orel, ‎Anna Matalová, ‎Moravské muzeum v Brně. Mendelianum, Gregor Mendel and the foundation of genetics:

     Mendel thus recognised the possibility of polygenies.

   • 1990, Poultry Guide - Volume 27, page 47:

     However, the recent studies by Khan & Doworkers and Siegel (1977) have indicated that under a balance polygenic combination the ill effects of dw gene under egg type genome can be modified by introducing polygenies for egg production.

• polygeny in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913.

• polygyne