1. Requiring secret or mysterious knowledge
   "the arcane science of dowsing"

See also: esoteric

Encyclopedia: Arcane

• innermost
• innersole
• innervate
• innervation
• inning
• innings
• innit
• innkeeper
• innocence
• innocency
• innocent
• Innocent III
• Innocent VIII
• Innocent XI
• Innocent XII
• innocently
• Innocents' Day
• innocuous
• innocuously
• innocuousness
• innominate
• innominate artery
• innominate bone
• innominate vein
• innovate