What is "esoterically"

Usage examples of "esoterically".

Indeed, so forcible and close is the correspondence between the course of the aspirant in his initiation dramatically dying, descending into Hades, rising again to life, and ascending into heaven with the apostolic presentation of the redemptive career of Christ, our great Forerunner, that some writers Nork, for instance have suggested that the latter was but the exoteric publication to all the world of what in the former was esoterically taught to the initiates alone.