REM sleepREM sleep /ˈrem sliːp/ noun [uncountable] technical 
Word Origin
Word OriginWORD ORIGINREM sleep
ExamplesOrigin:
1900-2000 rapid eye movementEXAMPLES FROM THE CORPUS
word sets- Brain activity during REM sleep is significantly different from the brain activity experienced during stages two, three, and four.
- Cocaine use produces insomnia caused by a reduction in deep sleep and REM sleep.
- During REM sleep there is activity similar to what you would see in wakefulness.
- During REM sleep, they argued, the cortex is largely under the control of these random discharges from the hindbrain.
- During the early phases of the night, alcohol reduces REM sleep.
- Their REM sleep time was however reduced.
- They found that the effects on sleep were to increase the total amount of REM sleep and Stage 2 sleep.
- Well-established aspects of the early results relate to the behaviour of sleep mechanisms when REM sleep is prevented by repeated wakenings.
WORD SETS► Human
(rapid eye movement sleep) a period during sleep when your eyes move quickly, when you are dreamingAB, nounabdomen, nounaccommodation, nounAchilles tendon, nounAdam's apple, nounadaptation, nounadenoids, nounadrenalin, nounairway, nounambidextrous, adjectiveanatomical, adjectiveankle, nounantibody, nounantigen, nounanus, nounanvil, nounaorta, nounappendix, nounarch, nounarmpit, nounarterial, adjectiveartery, nounatrium, nounbaby tooth, nounback, nounbackbone, nounbandy, adjectivebarrel-chested, adjectivebeat, verbbelly, nounbelly button, nounbicep, nounbig toe, nounbikini line, nounbile, nounbiological clock, nounbiorhythms, nounbiped, nounbladder, nounblind spot, nounblink, verbblink, nounblood count, nounblood group, nounblood pressure, nounbloodstream, nounblood type, nounblood vessel, nounBO, nounbody clock, nounbody odour, nounbone, nounbone marrow, nounbowel, nounbow legs, nounbrain, nounbrainwave, nounbreast, nounbreastbone, nounbristly, adjectivebronchial, adjectivebronchial tube, nounbrow, nounbuck teeth, nounbullnecked, adjectiveburp, verbbust, nounbuttock, nouncanine, nouncapillary, nouncardiac, adjectivecardio-, prefixcardiovascular, adjectivecarotid artery, nouncartilage, nouncentral nervous system, nouncerebellum, nouncerebral, adjectivecervical, adjectivecervix, nounchamber, nounchange of life, nouncheek, nouncheekbone, nounchest, nounchin, nouncirculation, nounclavicle, nouncleavage, nounclitoris, nounclose-set, adjectivecoccyx, nouncochlea, nouncock, nouncollarbone, nouncolon, nouncolour, nouncolour-blind, adjectiveconception, nouncone, nounconnective tissue, nouncoordination, nouncornea, nouncortex, nouncough, verbcough, nouncowlick, nouncranium, nouncrook, verbcrotch, nouncrow's feet, nouncrutch, nouncry, verbcuticle, noundandruff, noundeep-set, adjectivedefecate, verbdefence mechanism, noundental, adjectivedentine, nounderrière, noundiaphragm, noundigit, noundigital, adjectivedimple, noundisc, noundominant, adjectivedouble-jointed, adjectivedribble, verbdrool, verbduct, nounduodenum, nounear, nouneardrum, nounearhole, nounegg, nounejaculate, verbelbow, nounenamel, nounendocrine, adjectiveentrails, nounepidermis, nounepiglottis, nounerect, adjectiveerection, nounerogenous zone, nounexcrement, nounexcreta, nounexcrete, verbexcretion, nounexpectorate, verbextremity, nouneye, nouneyebrow, nouneyelash, nouneyelid, nouneyesight, nouneye tooth, nounface, nounfallopian tube, nounfart, verbfart, nounfemur, nounfibre, nounfibula, nounfigure, nounfingernail, nounfingertip, nounfist, nounfive o'clock shadow, nounflat-chested, adjectivefoetal position, nounfolic acid, nounfollicle, nounforearm, nounforefinger, nounforehead, nounforeskin, nounframe, nounfunny bone, noungall bladder, noungallstone, noungastric, adjectivegenital, adjectivegenitals, noungland, nounglottis, noungonad, noungrey matter, noungroin, nounG-spot, noungullet, noungum, nounhair, nounhairless, adjectivehairy, adjectivehammer, nounhamstring, nounhand, nounhand-eye co-ordination, nounhandlebar moustache, nounhead, nounheart, nounheel, nounhiccup, nounhiccup, verbhip, nounHomo sapiens, nounhumerus, nounhymen, nounimmune, adjectiveimmune system, nounimmunity, nouninbred, adjectiveincisor, nounindex finger, nouninherit, verbinstep, nounintestine, nounin vitro fertilization, nouniris, nounIVF, nounjaw, nounjawbone, nounjowl, nounkidney, nounknee, nounknee cap, nounknuckle, nounlap, nounlarge intestine, nounlarynx, nounlash, nounlaugh lines, nounlaughter lines, nounleft-handed, adjectivelefty, nounlens, nounlid, nounlifeblood, nounligament, nounlip, nounlittle finger, nounliver, nounlobe, nounlong-sighted, adjectivelumbar, adjectivelung, nounlymph, nounlymph node, nounmammary, adjectivemammary gland, nounmanual, adjectivemarrow, nounmasticate, verbmatrix, nounmelanin, nounmelatonin, nounmember, nounmenopause, nounmenses, nounmenstrual, adjectivemenstrual period, nounmenstruate, verbmiddle ear, nounmiddle finger, nounmidget, nounmidriff, nounmilk tooth, nounmind, nounmolar, nounmucous membrane, nounmuscle, nounnail, nounnape, nounnasal, adjectivenavel, nounnervous, adjectiveneurology, nounneuron, nounniacin, nounnipple, nounnode, nounnodule, nounnostril, nounocular, adjectiveoesophagus, nounoral, adjectiveovary, nounoverbite, nounoviduct, nounpalate, nounpalm, nounpalpitate, verbpalpitations, nounpancreas, nounpassage, nounpatella, nounpectorals, nounpelvic, adjectivepelvis, nounpenetrate, verbpepsin, nounperiod, nounperiod pain, nounperspiration, nounperspire, verbphallus, nounpharynx, nounphlegm, nounphysical, adjectivephysiognomy, nounphysiology, nounphysique, nounpigeon-toed, adjectivepit, nounpituitary, nounplacenta, nounplasma, nounplatelet, nounpore, nounpotbelly, nounpremenstrual, adjectiveprepubescent, adjectivepressure point, nounprimal, adjectiveprivate parts, nounprognathous, adjectiveprostate, nounpuberty, nounpubescent, adjectivepubic, adjectivepudendum, nounpulmonary, adjectivepulp, nounpulse, nounpupil, nounquad, nounquadruplet, nounquin, nounquintuplet, nounradius, nounreceptor, nounrecessive, adjectiverectal, adjectiverectum, nounred blood cell, nounREM sleep, nounrenal, adjectiveretina, nounRhesus factor, nounRH factor, nounrib, nounrib cage, nounright, adjectiveright-handed, adjectiveright-hander, nounrigor mortis, nounring finger, nounrod, nounRoman nose, nounround-shouldered, adjectiverun, verbsalivary gland, nounsallow, adjectivescalp, nounscaly, adjectivescapula, nounsciatic, adjectivescrotum, nounsemen, nounseminal, adjectivesense, nounsense organ, nounsensory, adjectivesextuplet, nounshank, nounshin, nounshinbone, nounshoulder, nounshoulder blade, nounside, nounsinew, nounsinus, nounskeletal, adjectiveskull, nounsleep, verbsleep, nounsmall intestine, nounsneeze, verbsneeze, nounsnub nose, nounsnub-nosed, adjectivesoft palate, nounsolar plexus, nounsole, nounsphincter, nounspinal, adjectivespinal column, nounspine, nounspit, verbspit, nounspittle, nounspleen, nounspotty, adjectivesputum, nounsternum, nounsteroid, nounstirrup, nounstomach, nounstool, nounstubble, nounsubcutaneous, adjectivesuck, verbsuckle, verbsuckling, nounsweat gland, nounsystem, nountailbone, nountan, verbtan, nountanned, adjectivetarsus, nountartar, nountaste bud, nountear, nounteardrop, nounteat, nountemple, nountendon, nountestes, nountesticle, nountestis, nountestosterone, nounthickset, adjectivethigh, nounthorax, nounthroat, nounthumb, nounthumbnail, nounthyroid, nountibia, nounticklish, adjectivetoe, nountoenail, nountongue, nountonsil, nountooth, nountorso, nountouch, nountrachea, nountriceps, nountrunk, nountympanum, nounulna, nounumbilical cord, nounurethra, nounuterus, nounuvula, nounvagina, nounvascular, adjectivevein, nounvenous, adjectiveventricle, nounvessel, nounvestibule, nounvital, adjectivevocal cords, nounvoice box, nounvulva, nounwaist, nounwall-eyed, adjectivewax, nounwhite, nounwhite blood cell, nounwindpipe, nounwisdom tooth, nounwomb, nounwrinkle, verbwrist, nounyawn, verbyawn, noun