runes

noun

• A letter, or character, belonging to the written language of various ancient Germanic peoples, especially the Scandinavians and the Anglo-Saxons.
• A Finnish or Scandinavian epic poem, or a division of one, especially a division of the Kalevala.
• A letter or mark used as mystical or magic symbol.
• A verse or song, especially one with mystical or mysterious overtones; a spell or an incantation.
• A roun (secret or mystery).
• In the Go programming language, a Unicode code point.