introduction

noun
A2
OPAL
OPAL
1
A2
the first part of a book or speech that gives a general idea of what is to follow
مقدمه, پیش‌درآمد, سخن آغازین
compare preface
2
B1
the act of making one person formally known to another or a group of others, in which you tell them the person's name
معرفی
Introductions were made and the conversation started to flow.
Our speaker today needs no introduction.
I was hoping to get an introduction to his good-looking colleague.
a letter of introduction
3
B2
the act of bringing something into use or existence for the first time, or of bringing something to a place for the first time
معرفی, ورود
the introduction of new manufacturing methods
the introduction of compulsory military service
the 1 000th anniversary of the introduction of Christianity to Russia
We can now begin commercial introduction of the product into the United States.
4
a thing that is brought into use or introduced to a place for the first time
معرفی, ورود
The book lists plants suitable for the British flower garden, among them many new introductions.
5
B2
a person’s first experience of something
آشنایی, برخورد ابتدایی
This album was my first introduction to modern jazz.
6
B2
a book or course for people beginning to study a subject
مقدمه, آغاز, مدخل, دیباچه
‘Global Politics: An Introduction’
It's a useful introduction to an extremely complex subject.
‘An Introduction to Astronomy’
The course provides a brief introduction to philosophy.
7
a short section at the beginning of a piece of music
درآمد, پیش‌درآمد
an eight-bar introduction
After a lengthy musical introduction, the dancers finally appear.