1
: a science of the establishment and maintenance of health
2
: conditions or practices (as of cleanliness) conducive to health
has poor personal hygiene
Brushing your teeth regularly is an important part of good oral hygiene.
see also feminine hygiene
Examples of hygiene in a Sentence
Poor sanitation and hygiene caused many of the soldiers to get sick.
He has very poor personal hygiene.
Brushing your teeth regularly is an important part of good dental hygiene.
Recent Examples on the Web
According to Upton, women also need to be more mindful of unhealthy lifestyle practices, like poor sleep hygiene, lack of boundaries, dysfunctional relationships, overworking, and even eating late.
—
Eman Bare, Essence, 21 Apr. 2025
On Tuesday, April 15, just hours after taking on British tennis player Harriet Dart, 28, at the Rouen Open, the 21-year-old French athlete responded to negative in-game comments about her hygiene, without saying a word.
—Angel Saunders, People.com, 16 Apr. 2025
Answer by Catherine Porter, Chief Business Officer at Prove, on Quora:
As scams and cyber threats evolve, individuals must adopt better cyber hygiene practices to protect themselves.
—Quora, Forbes.com, 12 Apr. 2025
While not inherently dangerous, their presence in food products indicates potential lapses in hygiene during production.
—Raja Krishnamoorthi, MSNBC Newsweek, 9 Apr. 2025
See All Example Sentences for hygiene
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Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
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Eman Bare, Essence, 21 Apr. 2025
On Tuesday, April 15, just hours after taking on British tennis player Harriet Dart, 28, at the Rouen Open, the 21-year-old French athlete responded to negative in-game comments about her hygiene, without saying a word.
—Angel Saunders, People.com, 16 Apr. 2025
Answer by Catherine Porter, Chief Business Officer at Prove, on Quora:
As scams and cyber threats evolve, individuals must adopt better cyber hygiene practices to protect themselves.
—Quora, Forbes.com, 12 Apr. 2025
While not inherently dangerous, their presence in food products indicates potential lapses in hygiene during production.
—Raja Krishnamoorthi, MSNBC Newsweek, 9 Apr. 2025
See All Example Sentences for hygiene
Cite this Entry
“Hygiene.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hygiene. Accessed 6 May. 2025.
Copy CitationKids Definition
hygiene
noun
hy·giene
ˈhī-ˌjēn 
1
: a science that deals with the bringing about and keeping up of good health in individuals and groups
2
: conditions or practices (as of cleanliness) that are aids to good health
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