| 单词 | delta rhythm |
| 释义 | delta rhythm in British English or delta wave noun physiology the normal electrical activity of the cerebral cortex during deep sleep, occurring at a frequency of 1 to 4 hertz and detectable with an electroencephalograph See also brain wavedelta rhythm in American Englishnoun Physiology a pattern of slow brain waves, having a frequency of less than 6 cycles per second as recorded by an electroencephalograph, associated with deep sleep Word origin [1935–40]This word is first recorded in the period 1935–40. Other words that entered Englishat around the same time include: Arts and Crafts Movement, blitz, complementation, hard core, unit trustExamples of 'delta rhythm' in a sentence |
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