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Related to subspecialty: Medical Specialties
n. pl. subspecial·ties
A narrow field of study or work within a specialty, as pediatric dermatology or geriatric psychiatry.
Etymology: L, sub + specialis, individual
(in nursing) a nurse's particular highly specific professional field of practice, such as dialysis, oncology, neurology, or newborn intensive care nursing. Compare specialty.
subspecialtyMedtalk A field of health care expertise requiring 1–2 yrs of post-residency training or fellowship in a recognized program, which often has a closure examination. See Fellowship. Cf Specialty.
n a limited portion of a narrowly defined professional discipline. E.g., surgery is a specialty of medicine and pediatric vascular surgery is a subspecialty.