Arcane means known only to a few, and mysterious to the rest. Arcane rules, arcane knowledge, an arcane procedure.
It is used most often with a note of complaint, as in the arcane rules of some committee. In fantasy writing it has taken on a settled second life as the standard adjective for magic that is studied rather than granted.
1adjectivearcaneKnown only to a few, and mysterious to the rest.
“The club has arcane rules about what members can wear in the dining room.”
arcane is a quality.
The Latin means to shut away. Arcane knowledge is a secret kept where only a few people can reach it.
hooks ontosecret
Latin arcanus means hidden, from arca, a chest, and arcere, to shut up.
Latin
arcānus
English, today
arcane
Built from
Borrowed from Latin arcānus. Borrowed from Latin arcānus (“hidden, secret”), from arceō (“to shut up, enclose”); cognate with Latin arca (“a chest”).
Etymology from Wiktionary, CC BY-SA