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Showing results for unhealthy. Search instead for unhealthiest.
Synonyms

unhealthy

American  
[uhn-hel-thee] / ʌnˈhɛl θi /

adjective

unhealthier, unhealthiest
  1. not in a state of good or normal health; in an unsound, weak, or morbid condition.

    Synonyms:
    sickly
  2. symptomatic of or resulting from bad health.

    an unhealthy pallor.

  3. not conducive to good health; unhealthful.

    Night air was formerly considered unhealthy.

    Synonyms:
    deleterious, unhygienic
  4. morally bad, harmful, or contaminating.

    unhealthy examples for the young.

  5. dangerous; risky.

    Asking questions in this neighborhood can be unhealthy.


unhealthy British  
/ ʌnˈhɛlθɪ /

adjective

  1. characterized by ill-health; sick; unwell

  2. characteristic of, conducive to, or resulting from ill-health

    an unhealthy complexion

    an unhealthy atmosphere

  3. morbid or unwholesome

  4. informal dangerous; risky

"Collins English Dictionary — Complete & Unabridged" 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Other Word Forms


Etymology

Origin of unhealthy

First recorded in 1585–95; un- 1 + healthy


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

See Examples For:

Low testosterone can contribute to several health problems, and an unhealthy diet may make some of those risks even worse.

From Science Daily ● Oct. 27, 2026

Dafydd encouraged people to seek help if its starts to become an unhealthy relationship to ensure you are "channelling your energy in the right way".

From BBC ● Oct. 23, 2026

"As life evolves and as a society we're exposed to more things to do, more ways to be engaged, there are more opportunities for unhealthy relationships develop."

From BBC ● Oct. 23, 2026

Under the Swiss-based company's system, readings of 151-200 are considered unhealthy, 201-300 very unhealthy and above 300 hazardous.

From Barron's ● Oct. 16, 2026

I am the Kool-Aid—drinking, fast food-eating unhealthy girl she wants to give nutrition classes to.

From "Piecing Me Together" by Renée Watson

"In our study, we classified avocados as a vegetable and did see an increase in vegetable consumption attributed to the avocado intake, but also participants used the avocados to replace some unhealthier options."

From Science Daily ● Mar. 22, 2024

Mohiuddin says he’s concerned that overtampering with the pig genome could lead to unhealthier pigs and lower-performing donor kidneys.

From Scientific American ● Oct. 11, 2023

But ShareAction said it also wanted Nestle to reduce the amount of unhealthier foods it sells.

From BBC ● Apr. 19, 2023

Residents in unhealthier areas, such as those near freeways with dirtier air, also may suffer from higher rates of respiratory disease, putting them at greater risk.

From Los Angeles Times ● Mar. 18, 2022

You say, we are likely to grow weaklier, unhealthier.

From Sanitary and Social Lectures, etc by Charles Kingsley

Several factors have led to this remarkable change, which has helped turn the U.S. into one of the unhealthiest countries among the world’s advanced economies.

From The Wall Street Journal ● Oct. 5, 2025

Grande added, "There are many different ways to look healthy and beautiful. I know personally for me, the body you've been comparing my current body to was the unhealthiest version of my body."

From Salon ● Nov. 21, 2024

The Bronx has a high rate of premature deaths and ranks as the unhealthiest county in New York.

From New York Times ● Feb. 26, 2024

I told Prof O'Regan I had not led the unhealthiest of lifestyles but, like many people, could improve my diet, lose a little weight and exercise more.

From BBC ● Aug. 21, 2023

This country ain't no place for a granger, bud; farmin's the unhealthiest business here a man ever took up, they tell me, he don't live no time at it.

From Trail's End by George W. (George Washington) Ogden

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