Multiplicity may refer to:
Arts and entertainment Multiplicity (film), a 1996 comedy film starring Michael Keaton Multiplicity (album), 2005 studio album by Dave Weckl
Science Multiplicity (chemistry), multiplicity in quantum chemistry is a function of angular spin momentum Multiplicity (informatics), a type of relationship in class diagrams for Unified Modeling Language used in software engineering Multiplicity (mathematics), the number of times an element is repeated in a multiset Multiplicity (software), a software application which allows a user to control two or more computers from one mouse and keyboard Multiplicity (statistical mechanics), the number of microstates corresponding to a particular macrostate in a thermodynamic system, symbolized by the Greek letter Ω Dissociative identity disorder, psychological condition formerly called "multiple personality disorder" where a person exhibits multiple, distinct overlapping identities Statistical multiplicity, also known as the problem of multiple comparisons
Other Multiplicity (Christianity) Multiplicity (philosophy), a philosophical concept Plural identity, an identity for people who are phenomenologically multiple (having multiple identities within one body)
See also