adaptation

n. act of adapting; process of making one thing fit another; modification, adjustment

An adaptation is a positive characteristic of an organism that has been favored by natural selection. The concept is central to biology, particularly in evolutionary biology. The term adaptation is also sometimes used as a synonym for natural selection, but most biologists discourage this usage.
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Adaptation. is a 2002 film directed by Spike Jonze and written by Charlie Kaufman, although Donald Kaufman is also given writing credit. It earned Chris Cooper an Oscar for Best Supporting Actor, along with overwhelming critical acclaim. It is the second film to be both written by Kaufman and directed by Jonze (the first being the critically acclaimed Being John Malkovich).
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n. adaptation, processing; adjustment, fitting

n. adaptation, borrowing, arrangement, tailoring

(n.)
The result of adapting; an adapted form.
  

(n.)
The act or process of adapting, or fitting; or the state of being adapted or fitted; fitness.