dedicationn.[L. dedicatio.]1. The act of setting apart or consecrating to a divine Being, or to a sacred use, often with religious solemnities; solemn appropriation; as, the dedication of Solomon's temple.()2. A devoting or setting aside for any particular purpose; as, a dedication of lands to public use.()3. An address to a patron or friend, prefixed to a book, testifying respect, and often recommending the work to his special protection and favor.()