1. not arranged in or extending along a straight or direct line
2. not progressing in a sequential or logical order
3. involving a relationship where changes in one variable do not produce proportional changes in another
Usage: mathematics; science

Examples

• The hiking trail followed a nonlinear path through the mountains.
• Her nonlinear thinking helped her solve the complex problem creatively.
• The movie told its story in a nonlinear fashion, jumping between different time periods.
• Nonlinear equations are more difficult to solve than linear ones.
• The relationship between temperature and plant growth is often nonlinear.
• The artist created a nonlinear sculpture with flowing, curved lines.
• His nonlinear approach to learning allowed him to make unexpected connections.