Recent Examples on the WebSorting through all these rates is not merely an exercise in banking esoterica.The Economist, 2 Apr. 2020 Into the garages!—and started their own league, based on the esoterica of surfing. John Wilkens, sandiegouniontribune.com, 15 May 2018 How else to explain Alan Gershwin’s encyclopedic knowledge of Gershwin lore and esoterica and a Manhattan apartment made uninhabitable by heaps of Gershwin detritus? David Margolick, New York Times, 6 Mar. 2018 And that means hours-long hearings delving into the esoterica of various state laws. Dan Sweeney, Sun-Sentinel.com, 25 Oct. 2017
Word History
Etymology
New Latin, from Greek esōterika, neuter plural of esōterikos