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.
The TRICARE Prime Program. TRICARE Prime is a managed care option available in Prime Service Areas worldwide. If you're on active duty you must enroll in TRICARE Prime, your family members can choose to enroll or they can use TRICARE Standard and Extra. TRICARE Prime offers fewer out-of-pocket costs than TRICARE Standard and Extra, but less freedom of choice for providers.