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zeitgeber |
Also found in: Encyclopedia, Wikipedia, Hutchinson | 0.02 sec. |
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zeitgeber Zeit, German, time, geber, keeper A factor in the environment with a periodicity, capable of synchronizing the endogenous circadian rhythm into a 24-hr cycle; without zeitgebers, the free-running human clock is 25.3
hrs. See Circadian rhythm, Jet lag, Shift work, Sleep disorders. Cf REM sleep. How to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit webmaster's page for free fun content. |
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