ˌchronic faˈtigue ˌsyndrome BrE AmE noun [uncountable]
an illness that makes you feel very tired and weak and can last for a long time
ˌchronic faˈtigue ˌsyndrome BrE AmE noun [uncountable]
an illness that makes you feel very tired and weak and can last for a long time
Longman Dictionary of Contemporary English. Longman - Словарь современного английского языка. 2012