单词 | ultradian |
释义 | ultradian/ʌlˈtreɪdɪən /adjective Physiology (Of a rhythm or cycle) having a period of recurrence shorter than a day but longer than an hour. Compare with infradian.In the book Rossi provides essential historical data along with two of the author's favorite topics, ultradian rhythms and the four-stage creative cycle of healing and problem resolution....
Origin1960s: from ultra- 'beyond' (being of greater frequency than circadian) + -ian. |
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