Source : Webster's Revised Unabridged Dictionary (1913)

Introduce \In`tro*duce"\, v. t. [imp. & p. p. {Introduced}; p.
   pr. & vb. n. {Introducing}.] [L. introducere, introductum;
   intro within + ducere to lead. See {Intro-}, and {Duke}.]
   1. To lead or bring in; to conduct or usher in; as, to
      introduce a person into a drawing-room.

   2. To put (something into a place); to insert; as, to
      introduce the finger, or a probe.

   3. To lead to and make known by formal announcement or
      recommendation; hence, to cause to be acquainted; as, to
      introduce strangers; to introduce one person to another.

   4. To bring into notice, practice, cultivation, or use; as,
      to introduce a new fashion, method, or plant.

   5. To produce; to cause to exist; to induce. [Obs.]

            Whosoever introduces habits in children, deserves
            the care and attention of their governors. --Locke.

   6. To open to notice; to begin; to present; as, he introduced
      the subject with a long preface.

   Syn: To bring in; usher in; insert; begin; preface.

Source : WordNet®

introduce
     v 1: cause to come to know personally; "permit me to acquaint you
          with my son"; "introduce the new neighbors to the
          community" [syn: {present}, {acquaint}]
     2: bring something new to an environment; "A new word processor
        was introduced" [syn: {innovate}]
     3: introduce; "Insert your ticket here" [syn: {insert}, {enclose},
         {inclose}, {stick in}, {put in}]
     4: bring in a new person or object into a familiar environment;
        "He brought in a new judge"; "The new secretary introduced
        a nasty rumor" [syn: {bring in}]
     5: bring in or establish in a new place or environment;
        "introduce a rule"; "introduce exotic fruits"
     6: put or introduce into something; "insert a picture into the
        text" [syn: {insert}, {infix}, {enter}]
     7: bring before the public for the first time, as of an actor,
        song, etc. [syn: {bring out}]
     8: as of legislation into a legislative body
     9: furnish with a preface or introduction; "She always precedes
        her lectures with a joke"; "He prefaced his lecture with a
        critical remark about the institution" [syn: {precede}, {preface},
         {premise}]
     10: be a precursor of; "The fall of the Berlin Wall ushered in
         the post-Cold War period" [syn: {inaugurate}, {usher in}]