irrational

• Описывает мысли, действия или убеждения, не основанные на разуме или логике.

Describes thoughts, actions, or beliefs that are not based on reason or logic.

1. Not logical or reasonableB2formal

   Not based on reason, logic, or clear thinking; contrary to rational thought.

   Нелогичный

   • His fear of spiders is completely irrational.
   • She made an irrational decision without considering the consequences.
   • The argument was based on irrational assumptions.

   Synonymsabsurdfoolishillogicalmindlessnonsensicalsenselessunreasonableunthinkingunwise

   Antonymscogentcoherentlogicalrationalreasonablesensiblesound

2. MathematicsC1formalscientific

   A number that cannot be expressed as a simple fraction; not rational.

   Иррациональный

   • The square root of 2 is an irrational number.
   • Pi is an irrational number with infinite non-repeating decimals.
   • Irrational numbers cannot be written as a ratio of two integers.

   Synonymsincommensurablenonrationalsurd

   Antonymsrational

• Существительное, обозначающее действительное число, которое не может быть выражено как отношение двух целых чисел, например квадратный корень из 2 или число пи.

A noun referring to a real number that cannot be expressed as a ratio of two integers, such as the square root of 2 or pi.

1. Irrational numberC1formalscientific

   A real number that cannot be expressed as a ratio of two integers; its decimal representation is non-terminating and non-repeating.

   Иррациональное число

   • Pi (π) is an irrational number.
   • The square root of 2 is irrational.
   • Euler's number e is an example of an irrational number.

   Synonymsirrational numbersurd

   Antonymsrational