User blog comment:B214/Question and Answers 2/@comment-24098614-20140321234015/@comment-3965848-20140325180540

No, Nephalem definetly means Demon/Angel hybrid

http://powerlisting.wikia.com/wiki/Nephalem_Physiology

For Human/Angel hybrid it's called Nephilim

http://powerlisting.wikia.com/wiki/Nephilim_Physiology

in fact If you google Nephilim definition it would say the offspring of the "sons of God" and the "daughters of men". Although it can also be another name for Giants.