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beneficial

/ˌben.ɪˈfɪʃ.əl/
IELTSAcademic
adjective

Having a good or helpful effect on someone or something. Something beneficial improves a situation, supports health, or brings positive results — often over a longer period of time.

  • Regular exercise is beneficial for both body and mind.
  • The new trade agreement proved beneficial to local farmers.
  • Reducing screen time has beneficial effects on sleep quality.

Adinary Nuance

Beneficial sits in a cluster of near-neighbors — helpful, advantageous, useful, and favorable — but each has a distinct feel. "Helpful" is the most casual and simply means something makes a task easier; "beneficial" implies a deeper, often lasting positive impact, especially on health, society, or the environment. "Advantageous" is close but leans toward gaining a competitive edge or strategic gain, while "beneficial" is broader and more neutral. In IELTS and academic writing, "beneficial" is the sharper, more formal choice over a phrase like "good for," and pairing it with a strong noun (e.g., mutually beneficial, beneficial effects) signals a strong command of English.

In other languages

Vietnamese
Có lợi
Spanish
Beneficioso
Chinese
有益的
Japanese
有益な
Korean
유익한

Etymology

From Latin "beneficialis," meaning relating to a favor or benefit, derived from "beneficium" (a good deed or favor). The word entered English in the late 15th century via Middle French "bénéficial."

Common phrases

mutually beneficialbeneficial effectsbeneficial to healthprove beneficial

Synonyms

Related words

Frequently asked questions

Is 'beneficial' formal or informal?
It is formal. You will see it most often in academic writing, IELTS essays, medical reports, and official documents. In everyday conversation, people usually say 'good for' or 'helpful' instead.
Should I say 'beneficial to' or 'beneficial for'?
Both are correct. 'Beneficial to' is more common in formal and academic writing (e.g., 'beneficial to society'), while 'beneficial for' sounds natural in everyday speech (e.g., 'beneficial for your health'). In IELTS writing, either is acceptable.
What is the difference between 'beneficial' and 'helpful'?
'Helpful' simply means something makes a task easier or solves a small problem. 'Beneficial' implies a deeper, longer-lasting positive effect — often on health, the environment, or a group of people. 'Beneficial' is more formal and carries more weight in academic arguments.
Is 'beneficial' a good word to use in IELTS Task 2 essays?
Yes — it is an excellent IELTS word. It demonstrates a formal vocabulary range and works well in arguments about health, education, technology, or the environment. For extra impact, use it in collocations like 'mutually beneficial' or 'have a beneficial effect on.'