[pol-ee-jeen] /ˈpɒl iˌdʒin/
one of a group of nonallelic genes that together control a quantitative characteristic in an organism.
of, relating to, or controlled by polygenes: polygenic inheritance
any of a group of genes that each produce a small quantitative effect on a particular characteristic of the phenotype, such as height
1823, from poly- + -genic. Used in chemistry from 1873 for “forming two or more compounds” (with hydrogen or another univalent element). Related: Polygenetic.
polygenic pol·y·gen·ic (pŏl’ē-jěn’ĭk)
Relating to a characteristic or disease controlled by the interaction of genes at more than one locus.
polygene pol·y·gene (pŏl’ē-jēn’)
One of a group of nonallelic genes acting together to produce quantitative variations of a particular character.
[puh-lij-uh-niz-uh m] /pəˈlɪdʒ əˌnɪz əm/ noun 1. the theory that the human race has descended from two or more ancestral types.
noun, Genetics. 1. the heredity of complex characters that are determined by a large number of genes, each one usually having a relatively small effect.
polyglandular pol·y·glan·du·lar (pŏl’ē-glān’jə-lər) adj. Pluriglandular.
- Polyglandular deficiency syndrome
polyglandular deficiency syndrome n. See polyendocrine deficiency syndrome.