Psychological Concepts

Lexicon

Definition of Lexicon In linguistics and language studies, a lexicon refers to the vocabulary or the collection of words and expressions in a language or a specific domain. It encompasses the complete set of words, phrases, idioms, technical terms, and other lexical units that exist in a particular language or within a particular field of […]

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Lexicology

Lexicology Lexicology refers to the branch of linguistics that deals with the study of words and their meanings in a language. Etymology Etymology explores the origin of words, their historical development, and changes in meaning over time. Morphology Morphology examines the internal structure of words, focusing on word formation, including affixes, roots, and inflections. Semantics

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Lexical Hypothesis

The Lexical Hypothesis Definition: The Lexical Hypothesis, proposed by Gordon W. Allport and Henry S. Odbert in 1936, suggests that the most salient and important aspects of human personality are represented by the words found in natural language dictionaries. Explanation: According to the Lexical Hypothesis, individuals tend to describe and differentiate personality traits using words

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Lexical Agraphia

Definition Lexical agraphia refers to a specific type of writing impairment characterized by the inability to properly spell words or use them in correct sequences. It is primarily caused by damage or dysfunction in brain areas responsible for language processing and production. Causes Lexical agraphia can be caused by various factors, including: Brain Injury: Traumatic

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Lewy Body Dementia

Definition of Lewy Body Dementia Lewy Body Dementia (LBD) is a type of progressive neurodegenerative disorder characterized by the accumulation of abnormal protein deposits known as Lewy bodies in the brain. These abnormal protein aggregates disrupt the normal functioning of brain cells, leading to cognitive, behavioral, and motor symptoms. Types of Lewy Body Dementia Lewy

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Lewis Terman

Lewis Terman Lewis Terman (1877-1956) was an American psychologist and educator, known for his significant contributions to the field of intelligence testing and research. He developed the Stanford-Binet Intelligence Scale and conducted the famous Genetic Studies of Genius. Early Life and Education Lewis Terman was born on January 15, 1877, in Johnson County, Indiana. He

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Levirate Marriage

Definition of Levirate Marriage Levirate marriage refers to a traditional custom in which a man is obliged to marry the widow of his deceased brother. This practice is prevalent in several societies and has diverse cultural, religious, and social implications. Origin and Cultural Significance The term “levirate” originates from the Latin word levir, meaning “husband’s

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Levels of Processing

Levels of Processing: The levels of processing theory is a cognitive theory proposed by Craik and Lockhart in 1972 that explains how information is processed and encoded in memory based on the depth of processing. Shallow processing: Shallow processing refers to the superficial encoding of information where a person only pays attention to the physical

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Leveling And Sharpening

Leveling Leveling is a digital image editing technique used to correct an image’s orientation and ensure its horizontal and vertical lines are straightened, resulting in a visually balanced composition. Sharpening Sharpening is a post-processing technique used to enhance the clarity and detail in an image by increasing the contrast along the edges, resulting in a

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Level-of-Processing Effect

Level-of-Processing Effect Definition: The level-of-processing effect refers to the concept in cognitive psychology that states the depth of processing applied to information during encoding affects its subsequent recall and recognition. The more deeply and elaborately information is processed, the better it is remembered. Explanation: Encoding and Memory: Encoding is the initial process of acquiring and

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