Meaning of Rational
based on reason rather than emotions
In simple words: Based on reason and logic.
Rational in a sentence
- She gave a rational explanation for her decision.
- Humans are rational beings capable of complex thought.
- The committee tried to reach a rational compromise between the two parties.
- It is not rational to spend more money than you earn.
- In mathematics, a rational number can be expressed as a fraction.
- Rational expressions involve ratios of polynomials.
- A rational choice model assumes decision-makers act logically to maximize benefit.
How to use Rational
Use 'rational' when describing thoughts or actions based on logic rather than emotions. It is appropriate in both formal and casual contexts, but may sound too technical in a relaxed conversation.
Grammar pattern
standalone adjective
Memory hint
Think 'rat' in a maze using logic to find the cheese — that's 'rational.'
Related words
Synonyms for Rational
Opposites of Rational
- irrational
- illogical
- unreasonable
Common mistakes with Rational
- 'Rational' is often confused with 'rationale', which means the reason for something.
- Some learners might use 'rational' to refer to emotions instead of logic.
- Incorrectly saying 'more rational' when 'more rational than' is needed for comparison.
Rational appears in
Rational in other languages
- Arabicالعربية
عقلاني
يعتمد على العقل والمنطق.
- Bengaliবাংলা
যুক্তিসঙ্গত
যুক্তি এবং লজিকের উপর ভিত্তি করে।
- GermanDeutsch
Rational
Basiert auf Vernunft und Logik.
- SpanishEspañol
Racional
Basado en la razón y la lógica.
- Persianفارسی
عقلانی
بر اساس دلیل و منطق.
- FrenchFrançais
Rationnel
Basé sur la raison et la logique.
- Hindiहिन्दी
तर्कसंगत
तर्क और समझ पर आधारित।
- ItalianItaliano
Razionale
Basato su ragione e logica.
- PortuguesePortuguês
Racional
Baseado em razão e lógica.
- RussianРусский
Рациональный
Основанный на разуме и логике.
- Urduاردو
عقلی, منطقی
عقل اور منطق پر مبنی۔
- Chinese中文
理性的, 合理的
基于理性和逻辑。
More words like Rational
- Reasonable
- AbolishC1
To formally put an end to a system, practice, or institution.
- AbortionC1
the deliberate ending of a pregnancy at an early stage
- AbsenceC1
the fact of somebody being away from a place where they are usually expected to be; the occasion or period of time when somebody is away
- AbsentC1
not in a place because of illness, etc.
- AbsorbB2
To take in a liquid, gas, or other substances.
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Frequently asked questions about Rational
What does Rational mean?
Based on reason and logic.
What is the definition of Rational?
based on reason rather than emotions
How do you use Rational in a sentence?
She gave a rational explanation for her decision.
Can you give another example of Rational?
Humans are rational beings capable of complex thought.
What are synonyms for Rational?
Common alternatives include reasonable.
What is the opposite of Rational?
Opposite meanings include irrational, illogical, unreasonable.
What words go with Rational?
It commonly pairs with be, seem, highly, very, completely, about, be, seem, highly, very, completely, about.
What are common mistakes when using Rational?
'Rational' is often confused with 'rationale', which means the reason for something. Some learners might use 'rational' to refer to emotions instead of logic. Incorrectly saying 'more rational' when 'more rational than' is needed for comparison.
How do you pronounce Rational?
US: /["/ˈræʃnəl/"]/, UK: /["/ˈræʃnəl/"]/. Listen to the audio above to hear native pronunciation.
When should I use Rational?
Use 'rational' when describing thoughts or actions based on logic rather than emotions. It is appropriate in both formal and casual contexts, but may sound too technical in a relaxed conversation.
What CEFR level is Rational?
"Rational" is at C1 level on the CEFR scale.

