axiomatization
noun
ax·i·omat·i·za·tion ˌak-sē-ə-ˌma-tə-ˈzā-shən 
-sē-ˌä-mə-tə-
: the act or process of reducing to a system of axioms
axiomatize
ˌak-sē-ˈä-mə-ˌtīz
transitive verb 
Word History
Etymology
axiomat- (in axiomatic) + -ization
First Known Use
1931, in the meaning defined above