diallel
adjective
di·al·lel ˈdī-ə-ˌlel 
: relating to or being the crossing of each of several individuals with two or more others in order to determine the relative genetic contribution of each parent to specific characters in the offspring
Word History
Etymology
Greek diallēlos reciprocating, from dia through + allēlōn one another — more at allelo-
First Known Use
1919, in the meaning defined above
Medical Definition
diallel
adjective
di·al·lel ˈdī-ə-ˌlel
: relating to or being the crossing of each of several individuals with two or more others in order to determine the relative genetic contribution of each parent to specific characters in the offspring