Means the end of nothingness and the genesis of knowledge(
Nihil=nothing
anth=end. latin).
The last boss in
half life one was named so.
also a "quiz festival" in india that involves all of indias main reserch, business, and other development related institutes.
"are you going to the
nihilanth?"
"have you
beaten nihilanth yet?"
"I have
learnt math! It's my nihilanth so to say..."