Origin: Greek suffix -ology
Endocrinology has 2 different meanings across 1 category:
the branch of medicine dealing with the endocrine glands and their secretions
"After her consultation, Dr. Lee explained that she would specialize in endocrinology to investigate why his hormone levels were so erratic."
The study of the endocrine glands of the human body, the hormones produced by them, and their related disorders.
"After receiving her degree in endocrinology, Dr. Lin began specializing in diagnosing patients with rare hormone imbalances caused by malfunctioning adrenal glands."