A place of work or play. A nerditorium is commonly a place of work such as the Geek Squad at Best Buy. It could also be the a name for the engineering buildings at a school, the possibilities are endless but if the sciences are taking place at said location chances are its a nerditorium.
Andrew I'll meet you at the nerditorium to look at that data.
Monica said to Jill, "Shall we go to the nerditorium to fulfill our quest for knowledge?"