1. the action of removing someone’s doubts or fears; comfort given to someone who is worried or uncertain
2. something that removes doubt or gives confidence

Examples

• The doctor’s reassurance helped calm the patient’s anxiety.
• She needed constant reassurance that everything would be okay.
• His presence provided reassurance during the difficult time.
• The test results gave us reassurance about her health.
• Parents often seek reassurance about their children’s development.
• The teacher offered reassurance to the nervous student before the exam.
• The company’s financial stability was a reassurance to investors.