paradoxical sleep

paradoxical sleep

noun Physiology.

Origin:
1960–65
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Paradoxical sleep is always a great word to know.
So is biorhythm. Does it mean:
the deposition of lime or insoluble salts of calcium and magnesium
an innate periodicity in an organism's physiological processes like sleep and wake cycles
Collins
World English Dictionary
paradoxical sleep
 
n
physiol sleep that appears to be deep but that is characterized by a brain wave pattern similar to that of wakefulness, rapid eye movements, and heavier breathing

Collins English Dictionary - Complete & Unabridged 10th Edition
2009 © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009
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American Heritage
Medical Dictionary

paradoxical sleep n.
See REM sleep.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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