| astatic | <physics> Having little or no tendency to take a fixed or definite position or direction: thus, a suspended magnetic needle, when rendered astatic, loses its polarity, or tendency to point in a given direction. <physics> Astatic pair, a pair of magnetic needles so mounted as to be nearly or quite astatic, as in some galvanometers. Origin: Pref. A- not + static. Source: Websters Dictionary (01 Mar 1998) |
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| myoclonic astatic epilepsy | A petit mal variant characterised by atonic (drop attacks) and tonic or tonic-clonic attacks in neurologically disabled (hemiplegic, ataxic, etc.) children with mental retardation; characterised in EEG by 2/sec spike and wave discharges; usually progresses in spite of medication. (05 Mar 2000) |
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