Integers are WHOLE numbers that can be positive, negative, or zero. They are the basis of all numerical systems and are used in mathematics, science, and engineering. The term 'integers' is derived from the Latin word for 'WHOLE'. The crossword solutions for the term INTEGERS are NUMBERS (7 letters), TENS (4 letters), and UNITS (5 letters). Numbers refer to any integer, while tens and units refer to the place value of an integer. For example, the number 1234 would have 1 as its tens place value and 4 as its units place value.