grimoires

Noun

grimoire (plural grimoires)

1. A book of instructions in the use of alchemy or magic, especially one containing spells for summoning demons.
   • There is something exceedingly unpleasant in being obliged to answer "No," to a traveller's "Pray, Sir, were you ever abroad?" and to sit mum-chance all the time that he is running over the "grimoire" of outlandish technicalities. For my own part, I am convinced that man is, par excellence, a...1821, “M.” [pseudonym], “The Traveller”, in The New Monthly Magazine and Literary Journal, volume II (Original Papers), number XII, London: Henry Colburn and Co. […], →OCLC, page 544