grimoire UK /ˈɡɹɪmwɑː/US /ˈɡɹɪmˌwɑːɹ/ noun1 •A book of instructions in the use of alchemy or magic, especially one containing spells for summoning demons.Nevertheless, to generations of writers after Independence, the printed word was a kind of magic, the grimoire that would bring about liberation. — 1976 formsgrimoires