Ensuring something means to make certain that it will occur or be the case. This can involve taking steps to guarantee that an outcome is achieved. Understanding synonyms for “ensure” and its definition can enhance your writing and communication skills.
Synonyms for Ensure
- Guarantee
- Secure
- Assure
- Confirm
- Certify
Definition & Meaning for Ensure
The word “ensure” is a verb that means to make something sure, certain, or safe. Derived from Old French “enseurer,” it implies making certain of a result.
Another Word for Ensure in a Sentence
To ensure your success, practice consistently. Another way to say this is: To guarantee your success, practice consistently.

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