Glossary I

Irrationalism refers to any explanation of human behavior stressing determinants that are not under rational control, for example, explanations that emphasize the importance of emotions or unconscious mechanisms.

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Deutsch: Irrationalität / Español: Irracionalidad / Português: Irracionalidade / Français: Irrationalité / Italian: Irrazionalità

Irrationality in psychology refers to thoughts, beliefs, and behaviors that are not based on reason, logic, or empirical evidence. It often involves actions or decisions that contradict objective reality and can lead to negative consequences for the individual.

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Irregular or Rapid-eye-movement (REM) sleep is defined as irregular sleep in which an infant’s eyes dart rapidly beneath the eyelids while the body is quite active

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Irresistible impulse rule refers to legal principle stating that even a person who knowingly performs a wrongful act can be absolved of responsibility if he/she was driven by an irresistible impulse to perform the act or had a diminished capacity to resist performing the act

Irresistible impulse test refers to a standard for judging legal insanity which holds that a defendant is not guilty of a criminal offense if the person, by virtue of their mental state or psychological condition, was not able to resist committing the action in question.

Irreversibility is the lack of recognition that actions can be reversed. Irreversibility states that once a thing is dead it cannot become alive again (barring miracles).

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Irreversible Systems refer to the systems that change over time and whose processes cannot be traced backwards without leaving some sort of evidence.

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Irritability refers to trait of certain tissues that enables them to respond to stimuli, example, nerve and muscle Irritability, moreover is the property of muscle being sensitive or responsive to chemical, electrical, or mechanical stimuli.

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