deleterious was our Word of the Day on 05/31/2011. Hear the podcast!
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Examples of deleterious in a Sentence
- In developing countries, the imposition of boundaries around national parks and protected areas has been deleterious for both people and wildlife. —Kristin B. Gunther, Association of American Geographers, 2002
- Most everyone now knows the action of pressing mouse keys is far more deleterious to the tender structures of the wrist and hand than typing is. —Michael Finley, Albany (New York) Times-Union, 2 Sept. 1998
- This skewed allocation of resources away from those most in need, in turn, insures that many young people from low-income families will continue to be shut out of the economy, with obvious deleterious family and social consequences. —Iris C. Rotberg, Education Week, 9 Mar. 1994
- For as James Keirans pointed out to me, ticks are the world's most notorious carriers of the agents of diseases that strike animals, wild and domestic. And they rank second only to mosquitoes in their deleterious effect on humans. —Edwards Park, Smithsonian, January 1987
The chemical is deleterious to the environment.
The drug has no deleterious effects on patients.
Recent Examples of deleterious from the Web
Stop the addiction to needless waste of chemicals that are deleterious to our environment.
Research into the deleterious health effects of cigarette smoking was beginning to pile up ominously all over the country.
In this case, the stimulus is real, as are the deleterious effects of stress on the body.
Most health care experts agree that this is a terrible idea, however, because under Cruz’s plan, sick people will flock to the one plan that covers them, with deleterious market effects.
Even a layperson could quickly put together what likely happened behind the scenes of the film and the deleterious effects to the characters could not have been more devastating.
A largely atheistic or agnostic Germany also has few religious worries about Islamic immigrants, given that secular affluence and leisure long ago proved far more deleterious to German Christianity than did radical Islam.
Government agencies find no deleterious effects on human health.
The bills prompted sharp attacks by Democrats, who said the legislation would have a deleterious effect on public safety and would ramp up fear among law-abiding immigrants.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'deleterious.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
Origin and Etymology of deleterious
First Known Use: 1643See Words from the same year
Synonymsadverse, bad, baleful, baneful, damaging, dangerous, harmful, detrimental, evil, hurtful, ill, injurious, mischievous, nocuous, noxious, pernicious, prejudicial, wicked
Antonymsanodyne, benign, harmless, hurtless, innocent, innocuous, inoffensive, safe
Related Wordshostile, inimical, unfriendly; contagious, deadly, infectious, infective, pestiferous, pestilent, pestilential, poisonous, venomous; insidious, menacing, ominous, sinister, threatening; hazardous, imperiling (or imperilling), jeopardizing, parlous, perilous, risky, unsafe, unsound; nasty, noisome, unhealthful, unhealthy, unwholesome; destructive, fatal, killer, lethal, malignant, ruinous
Near Antonymsadvantageous, beneficial, useful; favorable, good, propitious; curative, healthful, healthy, helpful, palliative, remedial, salubrious, salutary, wholesome; secure, sound; benignant; noncorrosive, nondestructive, nonfatal, noninfectious, nonlethal, nonpoisonous, nonpolluting, nontoxic, nonvenomous
Synonym Discussion of deleterious
- the claim that pornography has a pernicious effect on society
- the baneful notion that discipline destroys creativity
- noxious chemical fumes
- a diet found to have deleterious effects
- the detrimental effects of excessive drinking
DELETERIOUS Defined for English Language Learners
Definition of deleterious for English Language Learners
: damaging or harmful
medical Definition of deleterious
- the deleterious effects of radiation and chemotherapy on the marrow
- —Christine Gorman
- deleterious genes
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