Synonyms for Nontransmissible (same or very similar meaning)
WordNet sense 1 (not acquirable by inheritance):
nonhereditaryWordNet sense 2 (not inheritable):
nonheritableWordNet sense 3 ((of disease) not capable of being passed on):
noncommunicable, noncontagiousWordNet sense 4 (not infectious):
noninfectiousFrom the ODE community, based on WordNetadd/edit