introduction

noun

in·​tro·​duc·​tion ˌin-trə-ˈdək-shən 

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

Synonyms of introduction

• preface
• foreword
• intro
• prologue

Examples of introduction in a Sentence

the introduction of telephone service to the area

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

the introduction of evidence at the trial

the introduction of a new topic for conversation

the introduction of the bill to Congress

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

the introduction of an Asian plant species to America

After a brief introduction, the performer took the stage.

Recent Examples on the Web

The Commonwealth Avenue entrance serves as the park’s most enchanting introduction, with a statue of George Washington surrounded by flowers greeting you at the gate. —Condé Nast, Condé Nast Traveler, 12 June 2026

More than a retail space, PatBO’s Portofino boutique offers an immersive introduction to the world Patricia Bonaldi has spent over a decade creating, where intricate hand embroidery, bold colour and Brazilian artistry meet the international luxury traveller. —Kate Hardcastle, Forbes.com, 11 June 2026

For many visitors, Westport may serve as their introduction to the city. —J.m. Banks june 11, Kansas City Star, 11 June 2026

The season 4 finale of Farmer Wants a Wife aired Tuesday, June 9, on Fox, with farmers Sean Cavanaugh, Brett Williams and Braden Pridemore making their final decisions after weeks of emotional dates, family introductions and difficult goodbyes. —Deirdre Durkan, PEOPLE, 10 June 2026

Word History

Etymology

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

First Known Use

14th century, in the meaning defined at sense 1

Rhymes for introduction

• coproduction
• deconstruction
• liposuction
• misconstruction
• postproduction
• preconstruction
• preproduction
• reconstruction
• reproduction
• abduction
• adduction
• conduction

Kids Definition

introduction

noun

in·​tro·​duc·​tion ˌin-trə-ˈdək-shən 

1

a

: the action of introducing

b

: something introduced

2

: the part of a book that leads up to and explains what will be found in the main part

3

: a book for beginners in a subject

Medical Definition

introduction

noun

in·​tro·​duc·​tion ˌin-trə-ˈdək-shən 

: an action of putting in or inserting

introduction of contrast material through the catheter

—Scientific American Medicine

introduce

-ˈd(y)üs 

transitive verb

introduced; introducing