Transition

Transition or transitional may refer to:

Mathematics, science, and technology

Biology

• 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

• 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 care, the physical aspect of a gender transition
  • Gender-affirming surgery, surgical intervention a part of medical gender affirmation

Physics

• 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
• Quantum phase transition, a phase transformation between different quantum phases
• Quantum Hall transitions, a quantum phase transition that occurred because of the quantum Hall effect
• Transition radiation, contrasts to the Cherenkov radiation
• Atomic electron transition, the transition of an electron from one quantum state to another within an atom
• Beta decay transition, nuclear beta decay determined by changes in spin
• Laminar–turbulent transition, the process of a laminar fluid flow becoming turbulent
• Glass transition, the reversible transition in amorphous materials
• Lambda transition, universality class in condensed matter physics

Chemistry

• 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

• A movement between states of an abstract computer, described by a transition system
• A phase of the rational unified process
• A paradigm describing changes of communication mechanisms; see Transition (computer science)

Other uses in technology

• Terrafugia Transition, a flying car (or drivable airplane)
• Transitions, a brand of photochromic eyeglass lens and sponsor of the PGA Tour Transitions Championship
• "Shifting gears" on a railroad locomotive; see Diesel locomotive#Propulsion system operation

Government and politics

• Brexit withdrawal agreement#Transition period
• Democratic transition, change to a democratic regime
• Peaceful transition of power a norm or practice in democratic governments, of transitions of power between different political parties
• Social change, often synonymous with social transition
• Spanish transition to democracy, known as "the Transition"
• Transition management (governance)
• United States presidential transition, the transfer of federal executive branch power from the incumbent President of the United States to the president-elect

Arts and entertainment

Literature

• 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

• Transition (literary journal), an experimental literary journal that featured surrealist, expressionist, and Dada art and artists
• Transition, a novel by Iain Banks
• Transition, a novel by Vonda N. McIntyre 1990
• Transition Magazine, a political and literary journal published from 1961 to 1976 on the African continent, and revived in 1991 in the United States
• Transitions (novel series), a novel series by R A Salvatore
• Transitions Online, Czech publisher of the Transitions news journal

Film, radio, and television

• Film transition, a method of juxtaposing two scenes, including:
  • Wipe (transition), a type of film transition where one shot replaces another by travelling from one side of the frame to another or with a special shape
  • Dissolve (filmmaking), a gradual transition from one image to another
• "Transition" (The West Wing), season 7 episode 19 of US television series The West Wing
• Transitions (film), the world's first IMAX film in 3D, 1986
• Transition (1989 film), a film by the Iranian director Kamal Tabrizi
• Transition (2023 film), a documentary film
• Transitions (radio show), a weekly two-hour radio show on Kiss 100 in the UK
• "Transitioning" (Glee), an episode of US television series Glee
• "Transitions" (Law & Order: Special Victims Unit episode), season 10 episode 14 of US television series Law & Order: Special Victims Unit
• "Transitions" (The Wire), an episode of US television series The Wire
• "Transitions", an episode of US television series Without a Trace

Music

• Transition (music), the middle passage of a piece of music
• Transition (band), English indie rock band

Albums

• Transition (John Coltrane album), 1970
• Transition (The First Edition album), 1971
• Transition (Buddy Rich Lionel Hampton album), 1974
• Transition (John Miles album), 1985
• Transition (Fly to the Sky album), 2006
• Transition (Ryan Leslie album), 2009
• Transition (Chipmunk album), 2011
• Transition (Steve Lukather album), 2013
• Transitions (John Digweed album), 2006
• Transitions (Aghora album), 2006
• Transitions (Westbound Train album), 2006
• Transitions (EP), 2010 by Canadian post-hardcore band Silverstein

Songs

• "Transition", by Pestilence from Obsideo, 2013
• "Transition", by Theatre Of Tragedy from Forever Is the World, 2009
• "The Transition", by Hawthorne Heights from The Silence in Black and White, 2004
• "Transitions", by Beastie Boys from Ill Communication, 1994
• "Transitions", by Zao from The Crimson Corridor, 2021

Other arts

• Transitional Style, of furniture and interior design

Sport

• Transition (grappling), in grappling is a move from one grappling hold or grappling position to another
• Transitions Championship, a men's professional golf tournament on the PGA Tour

Other uses

• Transition Glacier, a glacier on the east coast of Alexander Island
• Transitional care, wherein a patient changes health care provider

See also

• All pages with titles beginning with Transition
• Template:In title
• The Transition (disambiguation)
• Transition function (disambiguation)
• Change (disambiguation), broadly synonymous
• Fade (disambiguation)
• Gradient (disambiguation)
• Impermanence, also known as the philosophical problem of change