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oral hygiene

American

noun

the state or practice of keeping the mouth cavity in a healthy condition, as by a regular program of brushing and flossing the teeth combined with periodic examinations by a dentist.

oral hygiene British

noun

another name for dental hygiene

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Example Sentences

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oral hygiene

Future research may help reveal how lifestyle, sex, age, oral hygiene habits, and baseline microbiome differences shape the effects of dietary nitrate.

From Science Daily ● May 25, 2026

Dentists also have concerns about what pouches mean for oral hygiene.

From Los Angeles Times ● Oct. 17, 2024

The study found that though this community has generally poor oral hygiene, it also had low rates of dementia and cardiovascular disease.

From Salon ● Mar. 26, 2024

Researchers think bacteria and poor oral hygiene help cause the disease, which begins as an inflammation of the gums and evolves into a gangrene that damages the nose, mouth, and eyes.

From Science Magazine ● Dec. 20, 2023

Brushing my teeth is very important and not just because of the proven connection between poor oral hygiene and heart attacks.

From "Counting by 7s" by Holly Goldberg Sloan

Definitions and idiom definitions from Dictionary.com Unabridged, based on the Random House Unabridged Dictionary, © Random House, Inc. 2023