Grammar for Everyone - Barbara Dykes 2007
8 Conjunctions - Coordinating conjunctions
Introduction
Part II The parts of speech
Come and join us!
Definition: This word is from the Latin con meaning ’together’ and jungere meaning ’to join’. A conjunction joins two or more parts of speech of a similar kind or two or more parts of a sentence.
Coordinating conjunctions
Coordinating conjunctions such as and, but and or are used to join two or more different things.
For example:
Bread and butter, tea or coffee.
I went to the bowling alley but (and) my brother stayed at home.