dreamless

[ dreem-lis ]

/ ˈdrim lɪs /

undisturbed by dreams: a sound and dreamless sleep.

Origin of dreamless

First recorded in 1595–1605; dream + -less

dream·less·ly, adverb dream·less·ness, noun

By daybreak next morning he was awakened out of the first dreamless sleep that he had enjoyed, and bid get up.

Twice Bought |R.M. Ballantyne
And as he said, "Cuthbert," he fell into a dreamless, happy sleep.

Ravenshoe |Henry Kingsley
They were ushered in by fits of irritability and depression, and usually occurred in dreamless sleep.

Studies in the Psychology of Sex, Volume 1 (of 6) |Havelock Ellis
His heavy and dreamless sleep for a moment had taken away his memory, and he did not know where he was.

After London |Richard Jefferies

And they were heavy and dreamless ones, for I was thoroughly wearied and worn out by the road.

Sir Jasper Carew |Charles James Lever