| The American Heritage® Dictionary of the English Language: Fourth Edition. 2000. |
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| hyperkinesia |
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| SYLLABICATION: | hy·per·ki·ne·sia |
| PRONUNCIATION: |  h  p r-k-n  zh, -k- |
| VARIANT FORMS: | also hy·per·ki·ne·sis (-s s) |
| NOUN: | 1. An abnormal increase in muscular activity. 2. Hyperactivity, especially in children. | | ETYMOLOGY: | hyper– + Greek kinsis, movement (from kinein, to move; see kei-2 in Appendix I) + –ia1.
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| The American Heritage® Dictionary of the English Language, Fourth Edition. Copyright © 2000 by Houghton Mifflin Company. Published by the Houghton Mifflin Company. All rights reserved. |
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