From under- + sleep. <span class="searchmatch">undersleep</span> (third-person singular simple present <span class="searchmatch">undersleeps</span>, present participle undersleeping, simple past and past participle underslept)...
<span class="searchmatch">undersleeps</span> third-person singular simple present indicative of <span class="searchmatch">undersleep</span>...
undersleeping present participle and gerund of <span class="searchmatch">undersleep</span>...
underslept simple past and past participle of <span class="searchmatch">undersleep</span> underslept (not comparable) Having slept too little. sleep deprivation...
control of behavioural and environmental factors in order to ensure effective sleep. oversleep sleep aid sleepless sleeplessness <span class="searchmatch">undersleep</span> Translations...
lack of sleep; experiencing sleep deprivation. Pulling an all-nighter can leave you feeling sleep-deprived. insomnia sleep debt sleep disorder <span class="searchmatch">undersleep</span>...
Audrey Sutherland, Paddling My Own Canoe: I stay in bed, outsleeping the rain and reading. oversleep <span class="searchmatch">undersleep</span> eelpouts, peelouts, sleep out, sleepout...
(often specifically) A pill (containing a drug or nutritional supplement) for this purpose. Near-synonym: sleeping pill sleepless sleeplessness <span class="searchmatch">undersleep</span>...
(an event etc.). [from 16th c.] to oversleep one's usual hour of rising <span class="searchmatch">undersleep</span> outsleep sleep in sleep it out to sleep for longer than planned overpeels...
EEG measurements/patterns. narcolepsy condition of forcibly being kept awake sleep-deprived insomnia sleep debt sleep disorder <span class="searchmatch">undersleep</span> lack of sleep...