noun in·tro·duc·tion \ ˌin-trə-ˈdək-shən \
Updated on: 12 May 2018

Definition of introduction

1 : something that introduces: such as
a (1) : a part of a book or treatise preliminary to the main portion
(2) : a preliminary treatise or course of study
b : a short introductory musical passage
2 : the act or process of introducing : the state of being introduced
3 : a putting in : insertion
4 : something introduced; specifically : a new or exotic plant or animal

Examples of introduction in a Sentence

  1. the introduction of telephone service to the area

  2. Since its introduction last year, over a million copies of the software have been sold.

  3. the introduction of evidence at the trial

  4. the introduction of a new topic for conversation

  5. the introduction of the bill to Congress

  6. She told the audience, by way of introduction, that the research was completed a year ago.

  7. the introduction of an Asian plant species to America

  8. After a brief introduction, the performer took the stage.

Recent Examples of introduction from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'introduction.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

Origin and Etymology of introduction

Middle English introduccioun act of introducing, from Anglo-French introduction, from Latin introduction-, introductio, from introducere

INTRODUCTION Defined for Kids


noun in·tro·duc·tion \ ˌin-trə-ˈdək-shən \

Definition of introduction for Students

1 : the part of a book that leads up to and explains what will be found in the main part
2 : the act of causing a person to meet another person
3 : the action of bringing into use, making available, or presenting for consideration or discussion
4 : something introduced or added
  • The plant is a new introduction to the garden.

Medical Dictionary


noun in·tro·duc·tion \ ˌin-trə-ˈdək-shən \

medical Definition of introduction

: an action of putting in or inserting
  • introduction of contrast material through the catheter
  • Scientific American Medicine


play \-ˈd(y)üs\ transitive verb introduced; introducing

Seen and Heard

What made you want to look up introduction? Please tell us where you read or heard it (including the quote, if possible).

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!


to fill with foolish love or admiration

Get Word of the Day daily email!

Test Your Vocabulary

Words Used by Nabokov Quiz

  • image1676440788
  • Choose the best definition or synonym for the word in bold: "There are some eructations that sound like cheers—at least, mine did." Lolita
Spell It

Can you spell these 10 commonly misspelled words?

Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.


Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!