Graves’ disease

a disorder characterized by enlargement and overactivity of the thyroid gland and marked by a swelling in the neck (goiter), abnormal protrusion of the eyeballs (exophthalmos), and rapid pulse and other symptoms of thyrotoxicosis. [Robert J. Graves (1796–1853), Irish physician]

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Psychology term of the day

September 8th 2024

afferent nerve fiber

a nerve fiber, typically a sensory fiber, that conducts impulses toward the brain or spinal cord or from a lower to a higher center of the central nervous system. Compare efferent nerve fiber.