1. relating to or denoting alleles; of or pertaining to different forms of a gene at the same locus on a chromosome
Usage: technical; genetics

Examples

• The two allelic variants of the gene produce different eye colors.
• Allelic differences at this locus account for much of the variation in plant height.
• Scientists studied the allelic composition of the population to understand genetic diversity.
• The allelic forms of the hemoglobin gene include both normal and sickle-cell versions.
• Allelic variation is a key source of genetic polymorphism in natural populations.