Select the option that can be used as a one-word substitute for the given group of words.

The study of different skin diseases

Dermatology

The option that can be used as a one-word substitute for the phrase "the study of different skin diseases" is dermatology.

• Neurology is the study of the nervous system.
• Psychology is the study of the mind and behavior.
• Radiology is the use of radiation to diagnose and treat diseases.

Dermatology comes from the Greek words "derma" (skin) and "logos" (study). It means "the study of skin." A dermatologist is a doctor who specializes in the diagnosis and treatment of skin diseases.