unhealthy

adjective

un·​healthy ˌən-ˈhel-thē How to pronounce unhealthy (audio)
unhealthier; unhealthiest
1
: not conducive to health : not healthful
an unhealthy climate
unhealthy habits
unhealthy foods
2
: not in good health : sickly, diseased
unhealthy animals
3
a
: risky, unsound
an unhealthy economy
b
: of a harmful nature : bad, injurious
unhealthy levels of lead
c
: morally contaminated : corrupt, unwholesome
an unhealthy imagination
unhealthily adverb
unhealthiness noun

Examples of unhealthy in a Sentence

Her skin looks blotchy and unhealthy. Tests revealed an unhealthy level of lead in the water. Eating honey can be unhealthy for babies. He was stuck in an unhealthy relationship. She has an unhealthy interest in natural disasters.
Recent Examples on the Web In addition to finding unhealthy levels of chemicals used by farmers to control bugs, fungi and weeds, one food — green beans — had residues of a pesticide that hasn't been allowed for use on vegetables in the U.S. for more than a decade. Kate Gibson, CBS News, 18 Apr. 2024 According to Han, working late nights on a regular basis is simply unhealthy. Charlotte Phillipp, Peoplemag, 18 Apr. 2024 Most people know that obesity is linked to chronic disease and other health issues, but more and more, research is showing obesity can be unhealthy for the brain, too. Lauryn Higgins, Health, 16 Apr. 2024 The type of carbohydrate makes all the difference Experts said carbohydrates as a whole are often assumed to be unhealthy, in part because of the popularity of low-carb and ketogenic diets. Katie Mogg, NBC News, 14 Apr. 2024 Failure of recognition Fitzgerald was 60, had higher-than-optimal blood pressure, unhealthy cholesterol levels, and a family history of heart disease, says Reynolds, Fitzgerald’s new cardiologist. Maggie Fox, TIME, 5 Apr. 2024 More on your favorite food:Why do some think potatoes are unhealthy? Clare Mulroy, USA TODAY, 7 Apr. 2024 Your trauma history and your past experiences with unhealthy relationship dynamics can make this work hard, so don’t be afraid to talk to a professional or a mental health support to learn new ways of healing forward beyond toxic relationships. Dominique Fluker, Essence, 5 Apr. 2024 Children with weak executive functions fare poorly in school, and are socially and physically unhealthy. Marc D. Hauser, TIME, 3 Apr. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'unhealthy.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Word History

First Known Use

1595, in the meaning defined at sense 1

Time Traveler
The first known use of unhealthy was in 1595

Dictionary Entries Near unhealthy

Cite this Entry

“Unhealthy.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unhealthy. Accessed 23 Apr. 2024.

Kids Definition

unhealthy

adjective
un·​healthy ˌən-ˈhel-thē How to pronounce unhealthy (audio)
1
: not conducive to good health : not healthful
an unhealthy climate
2
: not in good health : sickly, diseased
3
a
: risky, unsound
an unhealthy economy
b
unhealthily adverb
unhealthiness noun

Medical Definition

unhealthy

adjective
un·​healthy -ˈhel-thē How to pronounce unhealthy (audio)
unhealthier; unhealthiest
1
: not conducive to health
an unhealthy climate
2
: not in good health : sickly
unhealthiness noun

More from Merriam-Webster on unhealthy

Last Updated: - Updated example sentences
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