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 Working together to make certain progress keep moving forward, building on a foundation that has proven to be solid and an environment that is conducive for growth and development. Harrison Mantas, Fort Worth Star-Telegram, 21 Apr. 2024 To make certain its operating aircrafts are safe and efficient, the engineers can create a digital twin for each actual aircraft. Adrian Carr, Forbes, 29 Feb. 2024 Check the container to make certain the shoots and rhizomes are not being nibbled, and install a floating plant protector if needed. Southern Living Editors, Southern Living, 21 Feb. 2024 In July 2022, the initiative established a joint coordination center between the parties and the UN to administer the safe passage of food shipments in and out of the Black Sea; the center directly supervised shipments to make certain that the initiative was not abused for military operations. Zach Helder, Foreign Affairs, 22 Mar. 2024 The city would agree to make certain reforms and allow the monitor to determine the department's compliance. Taylor Seely, The Arizona Republic, 31 Jan. 2024 Lawmakers want to reach into Arizona school classrooms with bills that would dictate curriculum, make certain immunizations optional and scrap letter grades used to rank schools' performance. Mary Jo Pitzl, The Arizona Republic, 17 Mar. 2024 More dangerously, the technical obstacles raised by the growing legal Balkanization of AI regulation may make certain global solutions, such as the establishment of an intergovernmental panel on AI, impossible. Aziz Huq, Foreign Affairs, 11 Mar. 2024 Congress should make certain that there is adequate funding for infrastructure such as highways and water resources in the North Texas area. Eleanor Dearman, Fort Worth Star-Telegram, 15 Feb. 2024

These examples are programmatically compiled from various online sources to illustrate current usage of the word 'make certain.' Any opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback about these examples.

Dictionary Entries Near make certain

Cite this Entry

“Make certain.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/make%20certain. Accessed 27 Apr. 2024.

Last Updated: - Updated example sentences
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!