Overview. Chronic fatigue syndrome (CFS) is a debilitating disorder characterized by intense fatigue that cannot be cured with sleep. Mental and physical activities may cause your symptoms to worsen. When your fatigue cannot be linked to a specific cause, your doctor might classify your condition as CFS.
The boycott may be a form of reprisalâthat is, retaliatory measures against illegal actions on the part of a state. The USSR has used the boycott in response to actions by reactionary governments of capitalist countries.
Definition of on behalf of someone. 1  1 : as a representative of someone The teacher accepted the award on behalf of the whole class. 2  2 or US in behalf of someone or in someone's behalf : for the benefit of someone : in support of someone She spoke in behalf of the other candidate. They're willing to do anything on their child's behalf.