This is the 15996th most frequent Turkish word.
uyumadan
"Without sleeping."
In this example, 'uyumadan' identifies the subject's state of not sleeping throughout the mentioned duration.
Uyumadan birçok saat geçirdim.
I spent many hours without sleeping.
Here, 'uyumadan' describes an uninterrupted state, implying no associated sleep occurred.
Uyumadan çalışman gerekliydi.
You needed to work without sleeping.
In this sentence, 'uyumadan' is a temporal clause indicating actions performed prior to the act of sleeping.