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

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

This preparation for bed is considered a sleep hygiene practice. —Dana Santas, CNN Money, 24 Nov. 2025

At the time, Rainey was a part-time bike messenger who made a splash for his lack of personal hygiene and his frequent clashes with his housemates, including Pedro Zamora. —Victoria Edel, PEOPLE, 23 Nov. 2025

Regularly washing your sheets is crucial in maintaining sleep hygiene, and some approaches to washing sheets are more effective than others. —Daley Quinn, Southern Living, 23 Nov. 2025

Nearly 5,000 drop-off locations are open nationwide for families and churches to deliver packed boxes containing toys, hygiene items and school supplies. —Jasmine Baehr, FOXNews.com, 22 Nov. 2025

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

1671, in the meaning defined at sense 1

Phrases Containing hygiene

• feminine 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