Official - Adjective. 1  As an adjective, official often, but not always, means pertaining to the government, as state employee or having state recognition, or analogous to governance or to a formal (especially legally regulated) proceeding as opposed to informal business.
Tricare (styled TRICARE), formerly known as the Civilian Health and Medical Program of the Uniformed Services (CHAMPUS), is a health care program of the United States Department of Defense Military Health System.
Summary: TRICARE for Life (TFL) is TRICARE's Medicare-wraparound coverage available worldwide to TRICARE beneficiaries who are also entitled to Medicare. Essentially, TFL acts as a supplement to Medicare Part B except there are no special enrollment procedures or TRICARE premium payments.