"subhuman" in the adjective sense
1. subhuman
less than human or not worthy of a human being
"treated natives as subhuman"
"a subhuman spectacle"
"the subhuman primates"
2. subhuman
unfit for human beings
"subhuman conditions of life"
Source: WordNet® (An amazing lexical database of English)
Princeton University "About WordNet®."
WordNet®. Princeton University. 2010.
View WordNet® License