- Basic principles - First acquaintance transferred to Nordic unit - Foreword - The act of introducing, or bringing to notice. - 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. - That part of a book or discourse which introduces or
leads the way to the main subject, or part; preliminary; matter;
preface; proem; exordium. - 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.