Transition or transitional may refer to:

Mathematics, science, and technology

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Biology

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  • 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

Gender and sex

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  • Gender transition, the process of changing one's gender presentation to accord with one's internal sense of one's gender – the idea of what it means to be a man or woman
  • Gender-affirming therapy, the physical aspect of a gender transition

Physics

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Chemistry

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  • 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
  • SRM transition, the precursor and product ion pair in Selected reaction monitoring (SRM) in analytical chemistry

Computing

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Other uses in technology

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Government and politics

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Arts and entertainment

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Literature

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  • Transition (fiction), a narrative element or general aspects of writing style that signal changes in a story
  • Transition (linguistics), a certain word, expression, or other device that gives text or speech greater cohesion by making it more explicit

Works

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Film, radio, and television

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Music

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Albums

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Songs

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Other arts

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Sport

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Other uses

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See also

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