1. Plural of gynecomastia; abnormal enlargement of breast tissue in males, often caused by hormonal imbalance, medication, or underlying medical conditions.
Usage: Medical term; Chiefly British spelling (American: gynecomastias)

Examples

• The endocrinologist diagnosed several cases of gynaecomastias in adolescent patients.
• Certain medications can trigger gynaecomastias as a side effect.
• Gynaecomastias may resolve on their own or require surgical intervention.
• The patient's gynaecomastias were attributed to liver disease.
• Treatment options for gynaecomastias depend on the underlying cause.