1. Workers’ compensation. A substantial worsening of an employee’s physical health oc-curring after an award, as a result of which the employee merits an increase in benefits. [Cases: Workers’ Com-pensation 2005–2012. C.J.S. Workmen’s Compensation §§ 1509, 1511–1525, 1558–1560.]
2. Family law. CHANGE IN CIRCUMSTANCES.