rational

Definition:
1. Consistent with or based on or using reason.
2. Of or associated with or requiring the use of the mind.
3. Capable of being expressed as a quotient of integers.
4. Having its source in or being guided by the intellect (distinguished from experience or emotion).

Use 'rational' in a sentence:

1. It overturned the rational tradition that had been built upon since the Renaissance.
2. True, some countries are beginning to deal with this problem, but it is vital we find rational ways of fishing before every ocean becomes a dead sea.
3. Perhaps, if we continue to improve information-processing machines, we'll soon have helpful rational assistants.
4. Your rational mind does not always deal with the messages coming from it effectively.
5. Rachel looked calmer and more rational now.
6. Mary was able to short-circuit her stress response by keeping her thoughts calm and rational.
7. She was of a rational turn of mind.
8. Aristotle was valued because of his clear exposition of rational thought.
9. Ideas about "rational" economic man are being overturned by new ones from a discipline called behavioural economics.
10. That would seem such a rational thing to do that no one would think it at all mysterious.
11. Did he come across as a sane rational person?
12. They can have an impact as great as rational thinking.
13. Least rousing, he thinks, was rational argument, although his co-authors say reason might play a bigger role.
14. There is no rational explanation for his actions.
15. Priestley's rational outlook in science carried over to religion.
16. From Facebook to Instagram, the medium refocuses our attention on videos and images, rewarding emotional appeals—'like' buttons—over rational ones.
17. In an image-centered and pleasure-driven world, Postman noted, there is no place for rational thinking, because you simply cannot think with images.
18. He's asking you to look at both sides of the case and come to a rational decision.
19. They may sometimes seem ridiculous to a rational mind.
20. She looks more rational now.
21. We need to think about the rational use of health care and stop talking about the rationing of health care.
22. Most of the time, the rational part of the mind controls the information coming from the primitive core and makes its own decisions as to what to do and how to respond.
23. What he said sounds like a rational explanation.
24. Try to be rational.
25. Based on what is emerging from some of this research, that might have been as rational a way as any to reach a decision.
26. The salariat class are longing for a rational return in the commercial housing price.
27. To heed more rational monetary considerations in the face of an unfair offer requires that you "swallow your pride".
28. The project leader needs to be fully informed so he can make a rational decision.
29. Sometimes we are not as rational as we think we are.
30. Is this a rational thing to expect of your partner, or not?
31. And if we're not going to make rational decisions about the future, others may have to help us to do so.
32. As a source of knowledge the strength of rational statements lies in reliability and predictability, but not in breadth or applicability.
33. Every decision has to be backed up with rational and cogent arguments.
34. When you're confronted with the problem, emotions kick in, fear kicks in, and you don't always do the rational and thought-out approach.
35. The author thinks her friend made a rational decision in choosing a more hospitable place over an apparently elegant assisted living home.
36. For many years, theoretical economists characterized humans as rational beings relentlessly bent on maximizing purely selfish reward.
37. Some managers use intuition as a check on the results of more rational analysis.
38. They are always polite and rational people.
39. Our brains are made up of a primitive inner core and a more evolved and rational outer core.
40. All your arguments presuppose that he's a rational, intelligent man.
41. Rational choice in this case, people are not choosing a dominated strategy but a dominant rational choice can lead to outcomes that Suck.
42. The arrangement presumes that both lenders and borrowers are rational.
43. The codes are so obscure and so flexible that they defy rational explanation.
44. The alphabet might be more rational if all the vowels came first.
45. The decision was based on emotion rather than rational thought.
46. No rational person would ever behave like that.
47. He was rational and consistent in the conduct of his affairs.