make certain
idiom
: to do something or find out something so that one has no doubt about whether something is true, correct, will happen, etc.
Make certain (that) you lock the door when you leave.
We must make certain this doesn't happen again.
She made certain she thanked each of them for coming.
Examples of make certain in a Sentence
Recent Examples on the Web
Finally, food aversions and nausea, particularly during the first trimester, may make certain foods more palatable than others.
—
Raja Krishnamoorthi, MSNBC Newsweek, 9 Apr. 2025
Effective boards make certain that the CEO and executive management are ready to execute the company’s AI agenda and assess AI competencies in succession planning and CEO search criteria.
—John M. Bremen, Forbes.com, 28 Mar. 2025
Partnerships between universities and industry can help make certain that the credentials offered meet the changing needs of the industry.
—Catherine Wehlburg, Forbes, 10 Mar. 2025
The first is to make certain that Karen Read receives a fair trial...
—Michael Ruiz, FOXNews.com, 29 Mar. 2025
See All Example Sentences for make certain
Examples are automatically compiled from online sources to
show current usage.
Read More
Opinions expressed in the examples do not represent those of Merriam-Webster or its editors.
Send us feedback.
Raja Krishnamoorthi, MSNBC Newsweek, 9 Apr. 2025
Effective boards make certain that the CEO and executive management are ready to execute the company’s AI agenda and assess AI competencies in succession planning and CEO search criteria.
—John M. Bremen, Forbes.com, 28 Mar. 2025
Partnerships between universities and industry can help make certain that the credentials offered meet the changing needs of the industry.
—Catherine Wehlburg, Forbes, 10 Mar. 2025
The first is to make certain that Karen Read receives a fair trial...
—Michael Ruiz, FOXNews.com, 29 Mar. 2025
See All Example Sentences for make certain
Cite this Entry
“Make certain.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/make%20certain. Accessed 21 Apr. 2025.
Copy CitationLove words? Need even more definitions?
Merriam-Webster unabridged
Share