English Reference
noun

adaptation

n.
US /ˌædəpˈteɪʃən/ UK /ɐdɐptˈeɪʃən/ adap·ta·tion UK spelling adaptation's, adaptation's, adaption

  1. 01 B2 Upper Intermediate

    the process of changing your behavior or ideas to fit a new situation or environment.

    the process of modifying behavior, physiology, or systems to suit new conditions or a changed environment.

    Simple

    The adaptation to a new school can be difficult for many children at first.

    In context

    Successful adaptation to the corporate culture required the new recruits to modify their communication styles significantly.

  2. 02 B2 Upper Intermediate Science

    a change in a plant or animal that helps it survive in its environment.

    a heritable trait or process that increases an organism's fitness and survival within its specific habitat.

    Simple

    The camel's hump is an adaptation that helps it survive in the desert.

    In context

    The thick fur of the polar bear is a primary biological adaptation to the extreme cold of the Arctic circle.

    evolutionary changemutation
  3. 03 B2 Upper Intermediate

    a movie, play, or television show that is based on a book.

    a creative work rewritten or reworked from one medium into another, such as a novel becoming a screenplay.

    Simple

    The film adaptation of the novel was even better than the book.

    In context

    Critics praised the television adaptation for its faithful rendering of the author's complex narrative structure.

  4. 04 C1 Advanced Academic Science

    the way a group of people changes its lifestyle to survive in a specific place.

    the mechanisms by which social groups adjust to their physical and social environments to ensure survival and stability.

    Simple

    The community showed great adaptation by finding new ways to farm during the long drought.

    In context

    Sociologists study the cultural adaptation of migrant populations as they integrate into urban environments.

Don't confuse

adaptation vs adoption — Adaptation is the process of changing something to fit a new purpose, while adoption is the act of taking something over exactly as it is.

Adaptation such as designing housing so it is more resilient to hotter temperatures and installing air conditioning has not always had the same focus.

BBC News· 29 Jul 2026

According to a freedom of information request submitted by the writer and campaigner Guy Shrubsole , just 20 staff are working on climate adaptation within the Department for Environment, Food and Rural Affairs.

The Guardian· 12 Aug 2026

From French adaptation, from Medieval Latin adaptātiō, from Latin adaptō (“I fit, adjust, modify; I adapt, fit or adjust to”); see adapt. Equivalent to adapt + -ation.

Etymology adapted from Wiktionary, available under CC BY-SA 4.0.

This entry
Origin Latin adaptō
Level C1 · Advanced
Frequency Common
Updated