cleanliness

noun

clean·​li·​ness ˈklen-lē-nəs How to pronounce cleanliness (audio)
: the quality or state of being clean : the practice of keeping oneself or one's surroundings clean
Though a stale remark, it can hardly be said too often, that personal cleanliness is one of the necessary agents to health …Walt Whitman
The Romans spent hours at their elaborate bathhouse complexes, but not everyone equated cleanliness with virtue …Sara Ivry
This cleanliness is necessary to ensure that no dust or particles end up on the silicon surface during the processing of the chip.Robert J. Cone

Examples of cleanliness in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
President Trump signed an executive order Thursday with the goal of improving Washington’s cleanliness and safety, focusing on deporting migrants in the nation’s capital and cleaning up crime and homelessness. Alex Gangitano, The Hill, 27 Mar. 2025 Listen to this article An Englewood dog rescue that came under fire after failing state inspections for cleanliness and not isolating sick animals has surrendered its license and closed its doors. Graeme Taskerud, Denver Post, 25 Mar. 2025 Shelter providers also regularly noted cleanliness concerns at state-run shelter sites. Chris Van Buskirk, Boston Herald, 25 Mar. 2025 These include schedule priority, engineering oversight, and sometimes special payload cleanliness requirements and the choice of a particular Falcon 9 booster from SpaceX's inventory. Abigail Bassett, ArsTechnica, 25 Apr. 2025 See All Example Sentences for cleanliness

Word History

First Known Use

15th century, in the meaning defined above

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

Cite this Entry

“Cleanliness.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/cleanliness. Accessed 20 May. 2025.

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