arcana
noun /ɑːˈkeɪnə/
/ɑːrˈkeɪnə/
- [plural] things that are secret or mysterious
- [singular] either of the two groups of cards in a tarot pack, the major arcana and the minor arcana
Word Originmid 16th cent.: from Latin, neuter plural of arcanus, from arcere ‘to shut up’, from arca ‘chest’.