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ultradian. In DICTIOUS you will not only get to know all the dictionary meanings for the word
ultradian, but we will also tell you about its etymology, its characteristics and you will know how to say
ultradian in singular and plural. Everything you need to know about the word
ultradian you have here. The definition of the word
ultradian will help you to be more precise and correct when speaking or writing your texts. Knowing the definition of
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English
Adjective
ultradian (not comparable)
- Cyclical with a periodicity significantly shorter than 24 hours, that is, more frequent than circadian.
1999, Evie Bentley, Awareness: Biorhythms, Sleep and Dreaming, page 15:Ultradian rhythms […] operate in cycles of less than 24 hours, that is they happen more than once a day.
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