remainder

noun

• 1a part, number, or quantity that is left over:leave a few mushrooms for garnish and slice the remainder
• Mathematics the number which is left over in a division in which one quantity does not exactly divide another: 23 divided by 3 is 7, remainder 2
• a copy of a book left unsold when demand has fallen: it seems that buying and selling remainders is the lowest form of bookselling

• 2a part that is still to come:the remainder of the year

• 3 Law a property interest that becomes effective in possession only when a prior interest (created at the same time) ends.

verb

• dispose of (a book left unsold) at a reduced price:titles are being remaindered increasingly quickly to save on overheads