sleepless

Describes a state of being unable to sleep, or a period of time characterized by a lack of sleep.

ruОписывает состояние, когда невозможно уснуть, или период времени, характеризующийся отсутствием сна.esDescribe el estado de no poder conciliar el sueño, o un período de tiempo caracterizado por la falta de sueño.frDécrit l'état de quelqu'un qui ne peut pas dormir, ou une période caractérisée par l'absence de sommeil.deBeschreibt den Zustand, in dem jemand nicht schlafen kann oder nicht schläft, sowie Zeiträume, die durch fehlenden Schlaf gekennzeichnet sind.ptDescreve o estado de quem não consegue dormir ou de um período de tempo caracterizado pela falta de sono.zh形容无法入睡的状态，或指一段没有睡眠的时间。arيصف حالة عدم القدرة على النوم، أو فترة زمنية تتسم بغياب النوم.

1. Unable to sleep B2 formal

   Experiencing or accompanied by an inability to sleep; wakeful.

   • She spent a sleepless night worrying about the exam.
   • The baby's crying left her parents sleepless for hours.
   • He lay sleepless, staring at the ceiling.

   ruБессонныйesDesvelado, insomnefrincapable de dormirdeSchlaflosptInsonezh失眠的arأرق

   Синонимы: insomniacrestlesswakeful

   Антонимы: drowsysleepysomnolent

2. Always watchful C1 formal

   Never resting or sleeping; constantly alert or vigilant.

   • The sleepless guard kept watch over the fortress.
   • Her sleepless dedication to the cause was admirable.
   • The city's sleepless energy never seemed to fade.

   ruНеусыпныйessiempre despiertofrtoujours vigilantdeStets wachsamptSempre vigilantezh警醒不寐arاليقظ الدائم

   Синонимы: alertunsleepingvigilantwakefulwatchful

   Антонимы: drowsyinattentivelethargicsleepy

• more sleepless comparative form
• most sleepless superlative form