verb

ensure

to ensure, to make sure, to guarantee

Please ensure all doors are locked.

Please ensure all doors are locked.

We must ensure that the rules are followed.

We must ensure that the rules are followed.

((sth.)) to make certain of (sth.). Please ensure all doors are locked.

((that ...)) to make certain that something will happen. We must ensure that the rules are followed.

Synonyms: make certain, guarantee, secure

From 'en-' (to make) + 'sure'. Literally, 'to make sure'.

Remember the difference: 'ensure' is to make sure something happens. 'Insure' is for financial protection (insurance). 'Assure' is to tell someone something confidently.

This page is designed for learning support. Please use it as a learning reference, not as a formal reference.