1. Plural of pernio; a medical condition characterized by painful inflammation of the skin, typically affecting the extremities in response to repeated exposure to cold followed by rapid rewarming.
Usage: medical/technical term; also called chilblains in English; primarily used in medical or scientific contexts

Examples

• The patient developed perniones on her fingers after prolonged exposure to cold weather.
• Perniones are more common in individuals living in damp, cold climates.
• The doctor diagnosed perniones based on the characteristic red and itchy lesions on the toes.
• Proper insulation and gradual rewarming can help prevent perniones during winter months.