1. Plural of arthroscopy; minimally invasive surgical procedures in which a thin, illuminated instrument (arthroscope) is inserted into a joint to examine, diagnose, or treat joint problems.
Usage: Medical/surgical term; Countable noun

Examples

• The orthopedic surgeon performed several arthroscopies on knee injuries this week.
• Arthroscopies allow doctors to see inside joints without making large incisions.
• Many athletes undergo arthroscopies to repair torn cartilage or ligaments.
• The hospital scheduled three arthroscopies for Monday morning.
• Arthroscopies have become the standard procedure for diagnosing shoulder problems.