The word multiple can refer to: Multiples of numbers. Multiples (sociology), instances of scientists, working independently of each other, reaching similar findings. Multiples, types of bet involving two or more selections. Dissociative identity disorder, for people with multiple personalities, sometimes called "multiples". Multiple birth, because having twins's sometimes called having "multiples". Multiple Man, a mutant superhero in the Marvel Comics universe. Multiple finance, a method u… (More on Multiple)