1. devices or materials that prevent the passage of electricity, heat, or sound
Usage: technical
2. people or things that separate or set apart from others

Examples

• The electrical isolators prevented power from flowing to the damaged section.
• Rubber isolators protect workers from electrical shock.
• The building used foam isolators to reduce noise transmission.
• Ceramic isolators are commonly used in high-voltage power lines.
• The policy makers acted as isolators, keeping different departments separate.
• Thermal isolators help maintain temperature control in the system.