1. unable to be separated or treated separately
2. unwilling to be apart; extremely close
Usage: used of people or relationships

1. people who are always together
Usage: usually plural

Examples

• The twins were inseparable from birth.
• Love and sacrifice are inseparable concepts in her philosophy.
• The inseparable friends did everything together.
• His success is inseparable from his hard work.
• The two girls became inseparable after meeting at camp.
• Theory and practice are inseparable in this field.
• The inseparables were rarely seen apart at school.