Definitions
American Heritage® Dictionary of the English Language, Fourth Edition
- n. An innate, cyclical biological process or function.
Wiktionary
- n. Any cyclic biological or physiological pattern or activity
- n. Any of three sinusoidal graphs, normally plotted by computer, having a person's birth date as origin that that are supposed to give meaningful information
Examples
“Interestingly, the word biorhythm is a compound Greek word meaning life and constant.”
“As you know, the campaign trail as its own special kind of biorhythm and September is the beginning of the season to step it up.”
“Melatonin helps to regulate the biorhythm of all mammals: at night it enters the bloodstream and, in the case of cows, their milk; when it becomes light, melatonin production stops.”
“It suits my biorhythm, and satisfies the need for solitude, while still letting me be available to my family.”
Writer Unboxed » Blog Archive » AUTHOR INTERVIEW: Diana Gabaldon, part 3
“Each of us has a distinctive biorhythm, with peaks of energy at certain hours and valleys of fatigue between them.”
“Add this to our hyperpersonal news streams – and to the news potential of Google Wave – and the biorhythm and source of news changes ...”
“The exact timing of your biorhythm is personal to you, but body temperature and therefore alertness is generally lowest at 4 A.M. It rises and peaks in the morning around 10 A.M. to 12 noon, then slumps somewhere between 2 and 4 P.M., at which time your body temperature rises and you get a second wind.”
“Add this to our hyperpersonal news streams – and to the news potential of Google Wave – and the biorhythm and source of news changes fundamentally.”
“Also look out for his biorhythm, runes, I Ching, stichomancy and tarot readings.”
“His voice always took on a somber tone, and I knew his biorhythm was at a low, which meant I might get a visit at any time of the day or night, my poor dad mumbling to himself about the world's woes.”
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