Beneficial means doing good, or bringing an advantage. Mutually beneficial, beneficial effects, beneficial to health.
It takes to. In law it has a technical sense: the beneficial owner of something is whoever really benefits, as against whoever holds the legal title, and hiding that difference is how a great deal of money is concealed.
1adjectivebeneficialDoing good, or bringing an advantage.
“Regular exercise is beneficial to both your body and your mind.”
beneficial is a quality.
Latin beneficialis comes from beneficium, a kindness — bene, well, plus facere, to do.
Proto-Indo-European
*dʰeh₁-
Latin
beneficiālis — beneficial
English, today
beneficial
From Latin beneficiālis (“beneficial”), from Latin beneficium (“benefit, favor, kindness”).
Etymology from Wiktionary, CC BY-SA