Etymology: translation of Medieval Latin odor sanctitatis
1. : a fragrance held to proceed from the person, clothing, or domicile of a saint during life or after death
died in the odor of sanctity and … was canonized — Charles Speroni
2.
a. : an appearance of or reputation for goodness and righteousness
the odor of sanctity that seemed to cling about his every utterance — Kenneth Roberts
b. : sanctimoniousness