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Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
harmful
Grammar usage guide and real-world examplesUSAGE SUMMARY
The word 'harmful' is correct and usable in written English.
It can be used to describe something that has caused harm or is likely to cause harm. For example: Smoking can have a harmful effect on your health.
✓ Grammatically correct
News & Media
Science
Formal & Business
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
60 human-written examples
Speaking at the time, Det Insp Tommy Crombie, drugs co-ordinator at the Association of Chief Police Officers in Scotland, warned: "PMMA and other harmful substances could be present in many illicit drugs including powders, products sold as legal highs and ecstasy tablets in all sorts of colours and with all sorts of logos.
News & Media
Considering his backstory, though, this kind of publicity may not be too harmful.
News & Media
They also called on Labour to campaign against creeping privatisation in the NHS, arguing the current "harmful, market-led approach" should be replaced by a system driven by "care, not competition".
News & Media
Harmful consumption of alcohol rose from eighth to fifth leading cause of death and disability, worldwide, between 1990 and 2010 and the OECD says that that four in five drinkers would reduce their risk of death from any causes if they cut their alcohol intake by one unit a week.
News & Media
In a new policy paper on how to respond to their growing popularity the RSPH says: "Electronic cigarettes are significantly less harmful than smoked tobacco, and despite some products being visually similar to cigarettes, they are essentially nicotine containing products, or NCPs, like patches and gum".
News & Media
The Advertising Standards Authority said it had received 216 complaints with the general nature being that the ad is "offensive, irresponsible and harmful because it promotes an unhealthy body image".
News & Media
"Over the past 20-30 years, we have not been able to turn the tide of harmful drinking in the way we have been able to reduce the amount of smoking in the UK.
News & Media
— Youssef Mourad (@joseppimourad) July 21 , 2014#breaking reports israel is using white phosphorus which is illegal under international law #palestiniangenocide pic.twitter.com/or2h9go1Fj The Israeli military said it had stopped using white phosphorus to create smoke screens, after being roundly criticised by human rights groups because of the harmful effects of the substance on civilians.
News & Media
The authors propose a mechanism for milk's harmful effects – its high content of D-galactose (galactose is a sugar), which is shown to cause oxidative stress, inflammation and ageing in animal studies.
News & Media
"We would have been in the absurd position of the Department of Health making it much easier to make and sell tobacco cigarettes than e-cigarettes, which are vastly less harmful.
News & Media
He listed the potentially harmful side effects from sharp movements in currencies, commodities and interest rates that could push already weakened countries to the brink of collapse.
News & Media
Expert writing Tips
Best practice
When discussing potential consequences, use "harmful" to underscore the damaging nature of something, whether it's a substance, action, or belief.
Common error
Avoid pairing "harmful" with weak verbs like "is" or "seems". Instead, use stronger verbs such as "causes", "creates", or "poses" to emphasize the impact of what you're describing.
Source & Trust
93%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The word "harmful" primarily functions as an adjective. It modifies nouns to describe something that is capable of causing damage, injury, or negative effects. Ludwig AI confirms this use through numerous examples where "harmful" qualifies substances, actions, or conditions.
Frequent in
News & Media
67%
Science
18%
Formal & Business
15%
Less common in
Encyclopedias
0%
Wiki
0%
Reference
0%
Ludwig's WRAP-UP
The adjective "harmful" is a common descriptor used to signify the potential for damage or negative consequences. As confirmed by Ludwig AI, it is grammatically correct and widely applicable across various contexts. Its frequency is high, appearing most often in News & Media, Science, and Formal & Business settings. When employing "harmful", aim for strong verb pairings to enhance the impact, and consider synonyms like "damaging" or "injurious" for nuanced meanings. Understanding these nuances helps to use "harmful" effectively in diverse writing scenarios.
More alternative expressions(10)
Phrases that express similar concepts, ordered by semantic similarity:
damaging
Indicates a more direct or immediate negative impact.
injurious
Often used in formal or medical contexts to describe something causing injury or harm.
detrimental
Emphasizes long-term or cumulative negative effects.
deleterious
Similar to detrimental but often used in scientific or technical contexts.
adverse
Focuses on unfavorable or negative conditions or outcomes.
noxious
Specifically refers to something toxic or poisonous.
pernicious
Highlights the subtle and gradual harmful effects.
unhealthy
Describes something that is not conducive to good health.
risky
Emphasizes the potential for danger or negative consequences.
unfavorable
Indicates a negative or disadvantageous situation.
FAQs
How can I use "harmful" in a sentence?
You can use "harmful" to describe something that causes damage or has a negative impact. For instance, "Smoking can have a "harmful effect" on your health", or "Misinformation online can be "harmful to society"".
What are some synonyms for "harmful"?
Alternatives to "harmful" include "damaging", "injurious", "detrimental", and "adverse", depending on the specific context and nuance you want to convey.
Which is correct: "harmful for" or "harmful to"?
"Harmful to" is the more common and grammatically sound choice when indicating who or what is affected. While "harmful for" isn't necessarily incorrect, it's less frequently used and might sound awkward in some contexts. For example, "This substance is "harmful to the environment"" is preferable to "harmful for the environment".
What's the difference between "harmful" and "hurtful"?
"Harmful" generally refers to physical or non-physical damage or negative effects, while "hurtful" typically relates to emotional pain or distress. For example, "Pollution is "harmful to the lungs"", whereas "His words were "hurtful to her feelings"".
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Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
93%
Authority and reliability
4.5/5
Expert rating
Real-world application tested