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REFLEX - Definiția din dicționar

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Re"flex (r?"fl?ks), a. [L. reflexus, p. p. of reflectere: cf. F. réflexe. See Reflect.] 1. Directed back; attended by reflection; retroactive; introspective.
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The reflex act of the soul, or the turning of the intellectual eye inward upon its own actions. Sir M. Hale.
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2. Produced in reaction, in resistance, or in return.
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3. (Physiol.) Of, pertaining to, or produced by, stimulus or excitation without the necessary intervention of consciousness.
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Reflex action (Physiol.), any action performed involuntarily in consequence of an impulse or impression transmitted along afferent nerves to a nerve center, from which it is reflected to an efferent nerve, and so calls into action certain muscles, organs, or cells. -- Reflex nerve (Physiol.), an excito-motory nerve. See Exito-motory.
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Re"flex (r?"fl?ks; formerly r?*fl?ks"), n. [L. reflexus a bending back. See Reflect.] 1. Reflection; the light reflected from an illuminated surface to one in shade.
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Yon gray is not the morning's eye,
'Tis but the pale reflex of Cynthia's brow.
Shak.
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On the depths of death there swims
The reflex of a human face.
Tennyson.
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2. (Physiol.) An involuntary movement produced by reflex action.
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Patellar reflex. See Knee jerk, under Knee.
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Re*flex" (r?*fl?ks"), v. t. [L. reflexus, p. p. of reflectere. See Reflect.] 1. To reflect. [Obs.] Shak.
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2. To bend back; to turn back. J. Gregory.
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