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

The first step will be to clarify what people need and organize the delivery of food, medicine, hygiene products and other essentials, Lantratova said in an online statement. — Ben Finley, Arkansas Online, 24 Oct. 2026

The price of cooking gas has more than quadrupled, according to Hani Bafaqih, a water, sanitation and hygiene expert at the aid organization CARE in Yemen. — ABC News, 24 Oct. 2026

Third, expect sleep-hygiene fundamentals to re-enter the conversation. — Samantha Agate, Charlotte Observer, 24 Oct. 2026

Brand cohesion, data hygiene, governance and integration are the unsexy infrastructure that rarely makes headlines. — Chris Koehler, Fortune, 23 Oct. 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
• arene
• athene
• baleen
• beeline
• benzene
• between
• bromine

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