Introducing a list. The colon is used to introduce a list of items. The bookstore specializes in three subjects: art, architecture, and graphic design. Do not, however, use a colon when the listed items are incorporated into the flow of the sentence.
Definition of medal for Students. : a piece of metal often in the form of a coin with design and words in honor of a special event, a person, or an achievement.
The Army Commendation Medal is awarded to any member, other than General Officers, of the Armed Forces that distinguishes himself or herself by heroism, meritorious achievement or meritorious service which are of a lesser degree than that required for the Bronze Star Medal.