Glossary L

- Leonardo da Vinci (1452–1519) : Leonardo da Vinci is the famous Italian painter, sculptor, architect, and scientist. Da vinci lived from 1452 to 1519. He was a Florentine artist, a painter, sculptor, architect, engineer, and scientist. Leonardo studied the structure of the body using dissection and created elaborate anatomical drawings of humans and animals that aided medical research of the same.

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Leptin refers to peptide released by fat cells; tends to decrease eating, partly by inhibiting release of neuropeptide Y in the hypothalamus. Moreover, Leptin is protein hormone produced by fat cells in the body that is related to eating and weight control.

Deutsch: Lernende / Español: Aprendiz / Português: Aprendiz / Français: Apprenant / Italiano: Discente

The term Lerner in psychology refers to an individual engaged in the process of acquiring knowledge, skills, behaviors, or attitudes through experience, study, or instruction. While often used interchangeably with "learner," the term carries distinct connotations in psychological research, particularly in German-speaking contexts, where it emphasizes the active and dynamic nature of the learning process. Unlike passive recipients of information, Lerners are conceptualized as agents who interact with their environment, construct meaning, and adapt their cognitive or behavioral frameworks in response to new stimuli.

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Lesbian is defined as a woman who is sexually attracted to women; a female who is interested romantically and sexually in other females.

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Lesbian erotic role identification refer to roles of "butch" and "femme" in lesbian relationships.

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Lesion means damage to a structure. Lesions is derived from Latin laesio, meaning "to hurt" any pathologic or traumatic discontinuity of brain tissue. Depending on their size and location, Lesions result in minor or major behavioral effects.

Lesion method refers to the method of investigating the functions performed by different areas of the brain by correlating impaired function with the location of damage to the brain.

- Leta Stetter Hollingworth (1886-1939) : Leta Stetter Hollingworth rejected the belief, popular at the time, that women achieve less than males do because they are intellectually inferior to males; instead her explanation emphasized differences in social opportunity. Her career focused on improving the education of both subnormal and gifted students.