antiparallel (adjective)

1. In art, the artist used two antiparallel brush strokes to create a sense of tension and balance in the painting.

2. The horror movie had a plot twist where the main character's doppelganger turned out to be their antiparallel, leading to a terrifying climax.

3. In comics, the superhero and their arch-nemesis were depicted as antiparallel characters, constantly battling each other in opposite directions.

4. The science fiction novel described a futuristic world where time travel caused antiparallel timelines to collide, resulting in unexpected consequences.