1. The practice, study, or belief in esoteric doctrines or teachings intended for a select few; knowledge or practices restricted to an inner circle.
Usage: Often used in academic or religious contexts; Can refer to mystical, occult, or spiritual traditions
2. The quality or state of being esoteric; the characteristic of being understood by or intended for only a small group of people with specialized knowledge.
Usage: Describes the nature of something that is obscure or difficult to understand

Examples

• The philosopher's interest in esotericism led her to study ancient mystery religions.
• Medieval alchemy was often shrouded in esotericism, with its secrets passed only to initiates.
• The esotericism of quantum physics makes it difficult for the general public to understand.
• Some spiritual traditions embrace esotericism as a way to preserve sacred knowledge.
• The author criticized the esotericism of academic jargon that excludes ordinary readers.
• Esotericism has long been associated with hidden wisdom and secret societies.