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English definition of “introduction”

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introduction

noun uk   /ˌɪn.trəˈdʌk.ʃən/ us  

introduction noun (PUT INTO USE)

B2 [U] an occasion when something is put into use or brought to a place for the first time: The introduction of new working practices has dramatically improved productivity. Within a year of its introduction, questions began to emerge about the safety of the drug. specialized The introduction of the tube into the artery is a very delicate procedure.
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introduction noun (GIVING SB'S NAME)

B2 [C or U] the action of telling someone another person's name the first time that they meet: You'll have to do/make the introductions - I don't know everyone's name. My next guest needs no introduction (= is already known to everyone).

introduction noun (BEGINNING)

B2 [C] the first part of something: Have you read the introduction to the third edition? The song's great, but the introduction's a bit too long.

introduction noun (FIRST EXPERIENCE)

C1 [S] the first time someone experiences something: That trip was my introduction to winter sports.

introduction noun (BASIC KNOWLEDGE)

B2 [C] a book or course that provides basic knowledge about a subject: an introduction to psychology
(Definition of introduction from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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