NCIt definition : The assemblage of physical properties or qualities by which male is distinguished
from female; the physical difference between male and female; the distinguishing peculiarity
of male or female.;
Alternative definition : CDISC-GLOSS: Phenotypic expression of chromosomal makeup that defines a study subject
as male, female, or other. Compare to gender.; PCDC: The biologic character or quality that distinguishes male and female from one
another as expressed by analysis of the person's gonadal, morphologic (internal and
external), chromosomal, and hormonal characteristics.;