sleep in WordNet English dictionary

1. euphemisms for death (based on an analogy between lying in a bed and in a tomb)
   "she was laid to rest beside her husband"; "they had to put their family pet to sleep"
   rest  eternal rest  sleep  eternal sleep  quietus 
   
2. a period of time spent sleeping
   "he felt better after a little sleep"; "there wasn't time for a nap"
   sleep  nap 
   
3. a natural and periodic state of rest during which consciousness of the world is suspended
   "he didn't get enough sleep last night"; "calm as a child in dreamless slumber"
   sleep  slumber 
   
4. a torpid state resembling deep sleep
   sleep  sopor 
   

1. be able to accommodate for sleeping
   "This tent sleeps six people"
   sleep