hygiene

noun

hy·​giene ˈhī-ˌjēn 

also hī-ˈjēn

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

hygienist

hī-ˈjē-nist 

ˈhī-ˌjē-, 

hī-ˈje- 

noun

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

Also affected are petrochemical raw materials, which are the basis for the production of plastics worldwide and for the packaging of food, hygiene, health and cleaning products, according to the Costa Rican Chamber of the Plastic Industry (Aciplast). —Anabella González, CNN Money, 2 May 2026

More questions about hygiene popped up throughout the town hall. —Kerry Breen, CBS News, 1 May 2026

Toilet paper and moist wipes can help maintain personal hygiene, especially when plumbing fails. —Louise Parks, Martha Stewart, 1 May 2026

Those chemical signals are shaped by diet, hygiene, health and genetics. —Ryan Brennan, Miami Herald, 1 May 2026

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

Phrases Containing hygiene

• feminine hygiene
• sleep hygiene

Rhymes for hygiene

• agin
• alkene
• allene
• ameen
• amin
• amine
• arene
• athene
• baleen
• beeline
• benzene
• between

Kids 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

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