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Transition or transitional may refer to:

History and politics[edit]

Math and science[edit]


  • Phase transition, a transformation of the state of matter; for example, the change between a solid and a liquid, between liquid and gas or between gas and plasma


  • Transition (genetics), a point mutation that changes a purine nucleotide to another purine (A ↔ G) or a pyrimidine nucleotide to another pyrimidine (C ↔ T)
  • Transitional fossil, any fossilized remains of a lifeform that exhibits the characteristics of two distinct taxonomic groups
  • A phase during childbirth contractions during which the cervix completes its dilation


  • Transition metal, either an element whose atom has an incomplete d sub-shell, or any element in the d-block of the periodic table
  • Transition state, of a chemical reaction is a particular configuration along the reaction coordinate


  • A movement between states of an abstract computer, described by a transition system

Fluid Dynamics[edit]


  • Transition (fiction), a narrative element or general aspects of writing style that signal changes in a story
  • Transitions (linguistics), certain words, expressions, or other devices that give text or speech greater cohesion by making it more explicit
  • Transition (literary journal), an experimental literary journal that featured surrealist, expressionist, and Dada art and artists
  • Transition Magazine, founded by Rajat Neogy (1938–1995), a Ugandan of Indian ancestry, was published from 1961 to 1976 on the African continent and was revived in 1991 in the United States
  • The Transition, the failed military experiment in John Birmingham's trilogy Axis of Time
  • Transitions (novel series), a novel series by R A Salvatore
  • Transition (novel), a novel by Iain Banks

Film and television[edit]





See also[edit]