: a rare genetic disorder in which the body is unable to absorb dietary fats and fat-soluble vitamins (such as vitamin A and E) because of an absence of apolipoprotein B-containing lipoproteins (such as chylomicrons and VLDLs) in the blood plasma Abetalipoproteinemia presents initially in the neonatal period with gastrointestinal manifestations ...
grievance procedure. Definition. A process instituted by a health plan or benefit provider for policyholders to file complaints.
Definition of grievance. 1  1 obsolete : suffering, distress. 2  2 : a cause of distress (such as an unsatisfactory working condition) felt to afford reason for complaint or resistance Her chief grievance was the sexual harassment by her boss. 3  3 : the formal expression of a grievance : complaint filed a grievance against her employer.