make certain

verb
UK: /meɪk ˈsɜːtn/
US: /meɪk ˈsɜːrtn/

  1. To ensure something happens or is true.

    1. Make certain you lock the door when you leave.
    2. Please make certain all the lights are off before you go to bed to save energy.

  2. To find out something for sure; to ascertain a fact.

    1. I need to make certain about the time of the meeting.
    2. Could you please make certain that everyone has received the updated schedule for the event?

Synonyms

ensure assure verify confirm
make certain adjective

  1. To be sure and confident about something.

    1. Make certain of your facts before you speak up.
    2. They must make certain of the direction they're headed before committing resources to the project.

Frequently Asked Questions

The word "make certain" in English means: To ensure something happens or is true., To find out something for sure; to ascertain a fact..

The phonetic transcription of "make certain" is /meɪk ˈsɜːtn/ in British English and /meɪk ˈsɜːrtn/ in American English. Click the 🔊 button to hear both pronunciations.

Synonyms for "make certain": ensure, assure, verify, confirm.

Example usage of "make certain": "Make certain you lock the door when you leave.". More examples on the page.