An indeterminate number is a quantity that cannot be precisely determined or specified. It is often used to refer to an unknown or uncertain amount, such as in mathematics or statistics. The term 'indeterminate number' can also be used to describe a number that is not fixed or known, but can vary depending on the situation. In crossword puzzles, the solutions for the term INDETERMINATE NUMBER are ANY (3 letters) and SOME (4 letters).