1. not connected or linked with something else
2. not belonging to or affiliated with an organization or group

Examples

• The researcher found several unassociated factors that might influence the results.
• She worked as an unassociated freelancer rather than joining a company.
• The two events appear to be completely unassociated.
• He remained unassociated with any political party throughout his career.
• The symptoms were unassociated with the patient’s previous medical history.
• The gallery featured works by unassociated artists from around the world.