Definition: The word "adaptation" refers to a change or modification in something that has been changed or modified in some way. This can be done by changing its physical characteristics, altering its chemical composition, altering its structure or function, or altering its behavior based on new information or experience. One possible definition of the word "adaptation" could be: the process of making a change or modification to something that already exists, often in order to improve its quality or effectiveness. For example, someone might modify their work habits by taking breaks during long meetings to avoid burnout. This is an adaptation because it changes the way they are working and can help them perform better. In contrast, the word "adaptation" could be used to describe a change or modification that is made in order to achieve some kind of goal or purpose. For example, someone might adapt their diet by eating healthier foods to lose weight or improve their health. This could also involve changing their work habits or lifestyle in order to reach their desired goal. Overall, the word "adaptation" refers to a change or modification that is done for the sake of improving something's quality, effectiveness, or performance, regardless of how much new information or experience has been added to it.