menology
noun
me·nol·o·gy
mə̇ˈnäləjē,
mēˈ-
plural -es
1
: an ecclesiastical calendar of festivals celebrated in honor of particular saints and martyrs
also : a register of saints or outstanding religious personages
2
: menologion
Word History
Etymology
Middle Greek mēnologion, from Greek mēn month + logos word, account + -ion, diminutive suffix