1. the quality or condition of having two parts or aspects; instances of being dual
Usage: plural of duality
2. opposing or contrasting principles, concepts, or elements that exist together
Usage: often used in philosophy or abstract contexts

Examples

• The novel explores the dualities of good and evil in human nature.
• Eastern philosophy often embraces dualities like light and darkness.
• The artist’s work reflects the dualities of joy and sorrow.
• Modern life presents many dualities between tradition and progress.
• The dualities in her personality made her both fascinating and unpredictable.
• Scientists study the dualities of wave and particle behavior in physics.