introduction (noun)
1: the first section of a communication
2: the act of beginning something new; "they looked forward to the debut of their new product line" [syn: debut, [[first appearance]], launching, unveiling, entry]
3: formally making a person known to another or to the public [syn: presentation, intro]
4: a basic or elementary instructional text
5: a new proposal; "they resisted the introduction of impractical alternatives"
6: the act of putting one thing into another [syn: insertion, intromission]
7: the act of starting something for the first time; introducing something new; "she looked forward to her initiation as an adult"; "the foundation of a new scientific society"; "he regards the fork as a modern introduction" [syn: initiation, founding, foundation, institution, origination, creation, innovation, instauration]