Antitime and Antispace.  To contrast the Anti-Eternity of Antitime, which is sequential, with the Anti-Infinity of Antispace, which is spaced, as one would contrast the noumenal antisubjectivity of antimetaphysics with the noumenal anti-objectivity of antimetachemistry or, in other words, Antigod with the Antidevil, Absolute Anti-Omega with Absolute Anti-Alpha.