1. Plural of dualist; people who believe that reality consists of two fundamental substances or principles, such as mind and matter.
Usage: philosophy; often capitalized when referring to adherents of a specific philosophical school
2. People who believe in or practice dualism, the division of something into two contrasting or opposing parts.
Usage: general usage

Examples

• Descartes and other dualists argued that mind and body are separate substances.
• The dualists in the debate maintained that good and evil are equally fundamental forces.
• Medieval dualists believed in the coexistence of spiritual and material realms.
• Some dualists reject the idea that consciousness can be reduced to physical processes.
• The conference brought together dualists and monists to discuss metaphysical questions.