con ‧ junc ‧ tion /kənˈdʒʌŋkʃ ə n/ BrE AmE noun
1 . in conjunction with somebody/something working, happening, or being used with someone or something else:
The worksheets are designed to be used in conjunction with the new coursebooks.
2 . [countable] a combination of different things that have come together by chance
conjunction of
a happy conjunction of events
3 . [countable] technical a word such as ‘and’, ‘but’, or ‘because’ which joins parts of a sentence