Definition of "Disjunct" :

adjective: progressing melodically by intervals larger than a major second

adjective: used of distributions, as of statistical or natural populations

"Disjunct distribution of king crabs."

adjective: marked by separation of or from usually contiguous elements

"Little isolated worlds, as abruptly disjunct and unexpected as a palm-shaded well in the Sahara."

adjective: having deep constrictions separating head, thorax, and abdomen, as in insects