from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. Abnormally increased and sometimes uncontrollable activity or muscular movements.
- n. A condition especially of childhood characterized by hyperactivity.
from the GNU version of the Collaborative International Dictionary of English
- n. Abnormally increased muscular movement; spasm.
from The Century Dictionary and Cyclopedia
- n. In pathology, abnormal amount of muscular action; spasmodic action; spasm. Also hyperkinesia, hypercinesia.
hyper- + kinesis (Wiktionary)