| dynamic psychiatry | Psychiatric theory and practice emphasizing the principles of psychoanalysis. Synonym: analytic psychiatry, dynamic psychiatry. (05 Mar 2000) |
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| dynamic psychology | A psychologic approach that concerns itself with the causes of behaviour. (05 Mar 2000) |
| dynamic psychotherapy | Psychotherapy utilizing freudian principles. See: psychoanalysis. Synonym: dynamic psychotherapy. (05 Mar 2000) |
| dynamic range | <microscopy> In video and other electronic equipment and in photographic emulsions, the ratio of the maximum to minimum signal levels that introduce no more than acceptable levels of signal amplitude distortions. (05 Aug 1998) |
| dynamic refraction | Refraction of the eye during accommodation. (05 Mar 2000) |
| dynamic relations | Relative movements between two objects, e.g., the relationship of the mandible to the maxillae. (05 Mar 2000) |
| dynamic school | A group of theorists founded by Stahl, who professed the belief that all vital action is the result of an internal force independent of anything external to the body. (05 Mar 2000) |
| dynamic splint | A splint utilizing springs or elastic bands that aids in movements initiated by the patient by controlling the plane and range of motion. Synonym: active splint, functional splint. (05 Mar 2000) |
| dynamic viscosity | The internal or molecular frictional resistance of a fluid by Newton's law of viscosity as the ratio of the applied force per unit area to the relative velocity of adjacent fluid layers (produced by the force). (05 Mar 2000) |
| dynamical | 1. Of or pertaining to dynamics; belonging to energy or power; characterised by energy or production of force. "Science, as well as history, has its past to show, a past indeed, much larger; but its immensity is dynamic, not divine." (J. Martineau) "The vowel is produced by phonetic, not by dynamic, causes." (J. Peile) 2. Relating to physical forces, effects, or laws; as, dynamical geology. "As natural science has become more dynamic, so has history." (Prof. Shedd) Dynamical electricity. See Electricity. Origin: Gr. Powerful, fr. Power, fr. To be able; cf. L. Durus hard, E. Dure: cf. F. Dynamique. Source: Websters Dictionary (01 Mar 1998) |
| dynamics | 1. <physics> That branch of mechanics which treats of the motion of bodies . Dynamics is held by some recent writers to include statics and not kinematics. 2. The moving moral, as well as physical, forces of any kind, or the laws which relate to them. 3. That department of musical science which relates to, or treats of, the power of tones. Source: Websters Dictionary (01 Mar 1998) |
| dynamin | <protein> A protein isolated from microtubule preparations and shown to cause ATP mediated microtubule sliding toward the plus ends. A GTP-binding protein with classical G-protein motifs and with very high homology to the Mx protein involved in interferon induced virus resistance. There are tissue specific and developmentally regulated forms of dynamin in Drosophila. Associated with endocytic sorting of proteins. (18 Nov 1997) |
| dynamite | <chemistry> An explosive substance consisting of nitroglycerin absorbed by some inert, porous solid, as infusorial earth, sawdust, etc. It is safer than nitroglycerin, being less liable to explosion from moderate shocks, or from spontaneous decomposition. Origin: Gr. Power. See Dynamic. (01 Mar 1998) |
| dynamization | Origin: Gr. Power. See Dynamic] The act of setting free the dynamic powers of a medicine, as by shaking the bottle containing it. Source: Websters Dictionary (01 Mar 1998) |
| dynamo | 1. <physics> A dynamo-electric machine. 2. <prefix> Combining form, force, energy. Origin: G. Dynamis, power Source: Websters Dictionary (21 Jun 2000) |