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Ignorance is a lack of knowledge or understanding.Deliberate ignorance is a culturally-induced phenomenon, the study of which is called agnotology.. The word "ignorant" is an adjective that describes a person in the state of being unaware, or even cognitive dissonance and other cognitive relation, and can describe individuals who are unaware of important information or facts.
A first step in finding uses of ignorance is realizing that ignorance is inevitable. As Matthias Gross says: "new knowledge also means more ignorance". [3] Gross also talks about the connection between ignorance and surprise. Surprise can reveal what scientists are ignorant of, which help them focus their research in order to gain knowledge.
Sleep deprivation leads to short-term problems like moodiness, memory problems, a lack of alertness, and an inability—or unwillingness—to take part in normal daily activities.
Epistemology is the branch of philosophy that examines the nature, origin, and limits of knowledge.Also called theory of knowledge, it explores different types of knowledge, such as propositional knowledge about facts, practical knowledge in the form of skills, and knowledge by acquaintance as a familiarity through experience.
If uncertainty arises from a lack of knowledge, and that lack of knowledge is resolvable by acquiring knowledge (such as by primary or secondary research) then it is not radical uncertainty. Only when there are no means available to acquire the knowledge which would resolve the uncertainty, is it considered 'radical'.
Knowledge is an awareness of facts, a familiarity with individuals and situations, or a practical skill. Knowledge of facts, also called propositional knowledge, is often characterized as true belief that is distinct from opinion or guesswork by virtue of justification. While there is wide agreement among philosophers that propositional ...
[2] [5] [13] Avidya is not lack of information, states Peter Harvey, but a "more deep seated misperception of reality". [8] Gethin calls Avidya as 'positive misconception', not mere absence of knowledge. [14] It is a key concept in Buddhism, wherein Avidya about the nature of reality, rather than sin, is considered the basic root of Dukkha. [15]
An antonym is one of a pair of words with opposite meanings. Each word in the pair is the antithesis of the other. A word may have more than one antonym. There are three categories of antonyms identified by the nature of the relationship between the opposed meanings.