2. The act of formally making persons known to each other; a
presentation or making known of one person to another by name; as, the
introduction of one stranger to another.
3. That part of a book or discourse which introduces or leads the way
to the main subject, or part; preliminary; matter; preface; proem;
exordium.
4. A formal and elaborate preliminary treatise; specifically, a
treatise introductory to other treatises, or to a course of study; a
guide; as, an introduction to English literature.
In`tro*duc"tive (?), a. [Cf. F. introductif.] Serving to introduce;
introductory. - - In`tro*duc"tive*ly, adv.