Motor
Something that produces or refers to motion. For example, a motor neuron is a nerve cell that conveys an impulse to muscle for contraction, which moves a joint.
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1. In anatomy and physiology, denoting those neural structures which by the impulses generated and transmitted by them cause muscle fibers or pigment cells to contract, or glands to secrete. SEE ALSO: m. cortex, m. endplate, m. neuron. 2. In psychology, denoting the organism's overt reaction to a stimulus (m. response). [L. a mover, fr. moveo, to move]
- m. oculi SYN: oculomotor nerve [CN III].
- plastic m. an artificial point of attachment on an amputation stump to which is fastened the cord or extensor by which movement is transmitted to an artificial limb; used in cinematization.

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mo·tor 'mōt-ər adj
1) causing or imparting motion
2) of, relating to, or being a motor neuron or a nerve containing motor neurons <\motor fibers> <\motor cells>
3) of, relating to, concerned with, or involving muscular movement <\motor areas of the brain>

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mo·tor (moґtər) [L., from movēre, past part. motus, to move] 1. a muscle, nerve, or center that effects or produces movement. 2. producing or subserving motion.

Medical dictionary. 2011.

Look at other dictionaries:

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  • motor — motor, ra (Del lat. motor, ōris). 1. adj. Que mueve. U. t. c. s. m.) 2. m. Máquina destinada a producir movimiento a expensas de otra fuente de energía. Motor eléctrico, térmico, hidráulico. 3. f. Embarcación menor provista de motor. 4. P. Ric …   Diccionario de la lengua española

  • Motor — may refer to: *Engine **Motor car or automobile **Motor vehicle **Motorcycle, a term used by police officers to refer to their official duty motorcycles *Motor system, the physiological system that is responsible for physical movement **Motor… …   Wikipedia

  • motor — motor, ra adjetivo 1. (en femenino se usa también motriz ) Que produce movimiento: fuerza motora, músculo motor, órganos motores. 2. Que hace que una cosa funcione o marche bien: La actividad motora de la comarca es el turismo.… …   Diccionario Salamanca de la Lengua Española

  • motor — [mōt′ər] n. [L, a mover < motus, pp. of movere,MOVE] 1. anything that produces or imparts motion 2. an engine; esp., an internal combustion engine for propelling a vehicle 3. MOTOR VEHICLE 4. Elec. a machine for converting electric energy into …   English World dictionary

  • motor — |ô| adj. 1. Que dá movimento. 2.  [Anatomia] Que transmite movimento. • s. m. 3. Tudo que em mecânica imprime movimento, como o vapor, a água, o vento, etc. 4. Sistema material que transforma em energia mecânica outras formas de energia. 5. … …   Dicionário da Língua Portuguesa

  • Motor — EP par Gescom Sortie 1996 Durée 28:21 Genre Électronique Format 12″ Label …   Wikipédia en Français

  • Motor — Sm std. (19. Jh.) Neoklassische Bildung. L. mōtor Beweger , zu l. movēre (mōtum) bewegen wird nur mit der systematischen Bedeutung gebraucht, wie auch it. motor. Als A. Volta 1792 entdeckt, daß durch die Berührung zweier Metalle Bewegung… …   Etymologisches Wörterbuch der deutschen sprache

  • motor — ra 1. ‘Que mueve’. El masculino es motor; el femenino, motora: sistema motor, actividad motora. Para el femenino se usa también la forma motriz: «Con disminución de la grasa corporal, mejora la actividad motriz» (Marcos Salud [Esp. 1989]). Es… …   Diccionario panhispánico de dudas

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  • motor — {{/stl 13}}{{stl 8}}rz. mnż I, D. u, Mc. motororze {{/stl 8}}{{stl 20}} {{/stl 20}}{{stl 12}}1. {{/stl 12}}{{stl 7}} maszyna przetwarzająca różnego rodzaju energię (np. ropy naftowej, gazu ziemnego) na energię mechaniczną, wykorzystywaną do… …   Langenscheidt Polski wyjaśnień

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