hypersomnianoun [ U ]
uk/ˌhaɪ.pəˈsɒm.ni.ə/us/ˌhaɪ.pɚˈsɑːm.ni.ə/specializeda sleep disorder in which someone sleeps for very long periods and is always very tired during the day
Thesaurus: synonyms and related words
Animal physiology: sleep & sleeping
- beauty
- bed
- bunk
- bye-byes
- catnap
- conk
- delayed sleep phase pattern
- disco nap
- hit
- kip
- nod
- sleep over
- sleepwalker
- sleepyhead
- slept
- sound
- soundly
- tuck
- turn
- turn in
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