Institution combines with different prepositions depending on meaning. Some prepositions describe place, while others show purpose, connection, or source.
Use in an institution for location or residence, institution of for classification or official names, to an institution for direction, by an institution for agency, and for an institution for benefit or purpose.
These forms are not interchangeable. Choose the construction by meaning, not by which preposition appears most often.
Use in for physical or social inclusion within an institution.
Of often identifies the kind or field of the institution.
Use by when the institution is the agent of an action.
Use for when something benefits or supports an institution.
The same subject can take different constructions because each sentence answers a different question.
Some combinations appear in real text but do not mean what learners often assume.
Institution often needs a or the in singular countable use.
✕ She works in institution. ✓ She works in an institution.By shows the actor. For shows benefit or support.
✕ They collected donations by the institution. ✓ They collected donations for the institution.In stresses being inside or within the organisation. At often stresses location or affiliation.
✕ He spent years at a psychiatric institution as a patient. ✓ He spent years in a psychiatric institution as a patient.Choose the expression that matches the intended meaning.
Paste the complete sentence below. Linguix checks the preposition together with grammar, spelling, punctuation, and style.
Yes. It is standard for being inside or living within an institution.
It usually classifies the organisation, as in institution of higher education.
Use it when something supports or benefits the organisation.
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