slum·​ber·​ous ˈsləm-b(ə-)rəs How to pronounce slumberous (audio)
variants or slumbrous
: heavy with sleep : sleepy
: inducing slumber : soporific
: marked by or suggestive of a state of sleep or lethargy
a slumberous state of peace

Examples of slumberous in a Sentence

parents putting their slumberous children to bed the slumberous murmur of the wind in the trees
Recent Examples on the Web Confederate monuments were not, after all, slumberous. Darryl Pinckney, The New York Review of Books, 20 Aug. 2020 All differences of excellence, of position, of form are blurred by the slumberous acceptance. Elizabeth Hardwick, Harper's magazine, 10 June 2019 With the exception of the minority of people who suffer sudden death, the vast majority of us experience a slumberous slippage from life. Sara Manning Peskin, M.d., New York Times, 11 July 2017

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'slumberous.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

15th century, in the meaning defined at sense 1

Time Traveler
The first known use of slumberous was in the 15th century

Dictionary Entries Near slumberous

Cite this Entry

“Slumberous.” Dictionary, Merriam-Webster, Accessed 13 Jul. 2024.

Kids Definition


variants or slumbrous
: very sleepy
: causing or tending to cause sleep : soporific
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!