The term 1 OR 2 can be solved by two different crossword solutions: INTEGER (7 letters) and DIGIT (5 letters). An INTEGER is a number that can be written without a fractional component, and it can be either positive or negative. Integers include whole numbers and their negative counterparts. A DIGIT is a single symbol used to make numerals. Digits are the basic building blocks of our number system and can range from 0 to 9.