Adaptation may refer to

• Adaptation, an anatomical structure, physiological process or behavioral trait that has evolved.
• Cellular adaptation, the changes made by a cell in response to changes in its environment.
• Neural adaptation, the ability of neural systems to change their response behaviour depending on the recent stimulus history.
  • Adaptation (eye), ability of the eye to adjust to various levels of darkness and light.
• Adapted process, a type of stochastic process.
• Adapting to change (e.g. adaptation to global warming), contrast with mitigation.

In the arts

• Film adaptation, whose theme, story, or structure is based on another (usually literary) work.
• Literary adaptation, wherein the central elements of a film or other visual medium are adapted into a novel, novella, or comic book.
• Theatrical adaptation, wherein the central elements of a story, either from another play or from another medium, are adapted for the stage.
• Adaptation., 2002 film starring Nicolas Cage and Meryl Streep, directed by Spike Jonze