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Meaning of unifactorial

u•ni•fac•to•ri•al

Pronunciation: (y"nu-fak-tôr'ē-ul, -tōr'-), [key]
— adj. Genetics.
  1. of or pertaining to a single gene.
  2. of a phenotypic character controlled by a single gene.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.