////A-theism rejects all theology. A theology may mean a specific religion or it can mean a
belief in metaphysical or occult systems of belief. It can also mean a political dogma such as found in Stalinism////

No. From Meriam-Webster:

Main Entry:the£ol£o£gy
Pronunciation:th*-**-l*-j*
Function:noun
Inflected Form:plural -gies
Etymology:Middle English theologie, from Anglo-French, from Latin theologia, from Greek, from the- + -logia -logy
Date:14th century

1 : the study of religious faith, practice, and experience; especially   : the study of God and of God's relation to the world
2 a : a theological theory or system *Thomist theology* *a theology of atonement* b : a distinctive body of theological opinion *Catholic theology*
3 : a usually 4-year course of specialized religious training in a Roman Catholic major seminary