hygiene

noun

Synonyms of hygiene
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, sleep 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
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.
The acquisition puts the technology under Parkdale’s ownership as the company seeks applications in industrial and hygiene nonwovens, geotextiles, filtration, insulation and furnishings. — Alexandra Harrell, Footwear News, 2 Oct. 2026 The consideration worth making when delegating this is who has the credibility to hold the rest of the organization accountable when CRM hygiene slips or definitions get quietly reinterpreted. — Kylie Fuentes, Forbes.com, 1 Oct. 2026 Volunteers also packed hygiene kits with everyday essentials and wrote notes that would eventually reach people outside the gym. — Jamal Goss, CBS News, 29 Sep. 2026 Washing your robe is important from both a hygiene standpoint, as well as for prolonging its lifespan. — Patricia Shannon, Southern Living, 26 Sep. 2026 See All Example Sentences for hygiene

Word History

Etymology

French hygiène & New Latin hygieina, from Greek, neuter plural of hygieinos healthful, from hygiēs healthy; akin to Sanskrit su well and to Latin vivus living — more at quick entry 1

First Known Use

1799, in the meaning defined at sense 1

Time Traveler
The first known use of hygiene was in 1799

Browse Nearby Words

Cite this Entry

“Hygiene.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hygiene. Accessed 6 Oct. 2026.

Kids Definition

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

Medical Definition

hygiene

noun
hy·​giene
ˈhī-ˌjēn also hī-ˈ
1
: a science of the establishment and maintenance of health see industrial hygiene, mental hygiene
2
: conditions or practices (as of cleanliness) conducive to health

More from Merriam-Webster on hygiene

Love words? Need even more definitions?

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

More from Merriam-Webster