make certain

phrase

: 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

If nothing else, the galleries of the Lucas Museum appear designed specifically to make certain critics and connoisseurs roar. — Culture Critic, Los Angeles Times, 2 Sep. 2026

Louvelle makes a point of vetting everything at every stage, specifically to make certain that any party involved in any transaction can do so with trust and faith. — Rachel Elspeth Gross, Forbes.com, 28 Aug. 2026

To help account for differences in opportunity to make certain actions, the stats are per 30 minutes of team possession. — Thom Harris, New York Times, 26 Aug. 2026

For one, they’re loaded with vitamin C, which helps your body make certain white blood cells. — Lindsay Curtis, HEALTH, 15 Aug. 2026

Rhymes for make certain

• bertin
• curtain
• uncertain