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

After two moves in less than a year, Joni Moreland’s efforts to find a new home for her nonprofit — which provides free clothes, hygiene products, groceries, dog beds and sleeping mats for residents in need of assistance — is far from over. — Taylor O'Connor 29, Kansas City Star, 29 July 2026

Items with strong odors, pet hair, or hygiene concerns are often rejected by thrift stores. — Abby Monteil, The Spruce, 28 July 2026

Raw, adjusted, and the honest caveat Metric hygiene matters here because the raw numbers flatter everyone. — Zennon Kapron, Forbes.com, 28 July 2026

Here's how to practice good hygiene on a plane, according to a microbiologist. — Kathleen Wong, USA Today, 28 July 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