: committing or characterized by sacrilege: having or showing a lack of proper respect for a sacred person, place, or object
sacrilegious acts
It is difficult for religiously committed persons to acknowledge that their sacred texts are prone to sacrilegious uses. Mary C. Boys
—often used in an exaggerated way in contexts unrelated to religion
It would be sacrilegious to cut down such beautiful trees.Chilling your red wines may seem sacrilegious to some, and downright odd to others. Tess Rose Lampert
sacrilegiouslyadverb
In the center of the rich red carpet was a black and gold Louis Quinze table, a lovely antique, now sacrilegiously desecrated with marks of glasses and the scars of cigar-stumps. Arthur Conan Doyle
sacrilegiousnessnoun
… these examples of … insensitivity to (if not sacrilegiousness or profanation of) the deeply held beliefs of some 200 million-plus Americans. Quin Hilyer