diabology

noun
di·a·bol·o·gy | \ˌdīəˈbäləjē\
variants: or diabolology \ˌdīəbəˈläl-, (ˌ)dīˌabəˈläl- \
plural -es

Definition of diabology 

1 : the study of the devil or of belief in devils

2 : the theory or doctrine of devils : devil lore

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History and Etymology for diabology

diabology blend of diabol- and -logy; diabolology from diabol- + -logy

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