between

preposition

• 1at, into, or across the space separating (two objects or regions):the border between Mexico and the United States the dog crawled between us and lay down at our feet those who travel by train between London and Paris
• expressing movement from one side or point to the other and back again:traveling by train between London and Paris

• 2in the period separating (two points in time):they snack between meals the long, cold nights between autumn and spring

• 3in the interval separating (two points on a scale):a man aged between 18 and 30 between 25 and 40 percent off children’s clothes the difference between income and expenditure

• 4indicating a connection or relationship involving two or more parties:the relationship between Pauline and Chris negotiations between the two companies are continuing links between science and industry
• with reference to a collision or conflict:a collision in midair between two light aircraft above Geneva the wars between Carthage and Rome
• with reference to a choice or differentiation involving two or more things being considered together:if you have to choose between two or three different options

• 5by combining the resources or actions of (two or more people or other entities):we have created something between us oxygen and nitrogen between them account for 99 per cent of air
• shared by (two or more people or things):they had drunk between them a bottle of Chianti

adverb

• 1in or along the space separating two objects or regions:layers of paper with tar in between from Leipzig to Dresden, with the gentle Elbe flowing between

• 2in the period separating two points in time:sets of exercises with no rest in between