Definitions for "Continuous variation"
phenotype variation shown in quantitative traits which are distributed from one extreme to another in an overlapping, continuous spectrum; examples of traits that show continuous variation are height, weight, and intelligence.
variation with respect to a certain trait, among phenotypes that cannot be classified into clearly distinct classes, but rather that differ little, one from another controlled by quantitative genes.
Variation showing an unbroken range of phenotypic values.