process through which DNA sequences are compared to assess whether individuals
born from a multiple gestation (twins, triplets, etc.) are monozygotic (identical)
or dizygotic (fraternal); often used to identify a suitable donor for organ
transplantation or to estimate disease susceptibility risk if one sibling
Definition from: GeneReviews
from the University of Washington and the National Center for Biotechnology Information
See also Understanding Medical Terminology.