Mobius strip (noun)

1. The discovery of the Mobius strip can be traced back to August Ferdinand Möbius, a German mathematician in the 19th century.

2. In the science fiction novel, the protagonist discovers a hidden message encoded in a Mobius strip.

3. The cursed necklace in the horror story was said to have been created from a twisted Mobius strip, bringing misfortune to whoever possessed it.

4. Legend has it that the ancient wizards used enchanted Mobius strips to create portals between different realms in the fantasy world.