Definition of beneficial
- the beneficial effects of regular exercise
- insects that are beneficial to your garden
- a beneficial owner of securities
- a beneficial interest in an estate
He hopes the new drug will prove beneficial to many people.
Regular exercise has many beneficial health effects.
They have a relationship that is beneficial to both of them.
Some insects are harmful but others are beneficial.
These example sentences are selected automatically from various online news sources to reflect current usage of the word 'beneficial.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.
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Winter Words Quiz