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

Good sleep hygiene—things like going to bed and waking up at the same time every day—requires us to set boundaries in our work and family responsibilities. —Shayla Love, New Yorker, 18 Feb. 2026

True immune resilience comes from a combination of good sleep, stress management, regular activity, and proper hygiene. —Lauren Manaker, SELF, 17 Feb. 2026

Being thorough when cleaning your home's toilet is essential for maintaining proper bathroom hygiene. —Rae Ford, Martha Stewart, 16 Feb. 2026

Bryan Griffin, the founder of Patriot Maids Cleaning Services, agrees and says regular replacement will help prevent the spread of germs and maintain better kitchen hygiene. —Jane Kim, The Spruce, 15 Feb. 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

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