Certain

Pronunciation: /ˈsɜːrtən/

Certain (adj)

  1. You believe something is true and you are not doubtful.
  2. Happening or likely to happen; there is no real doubt.
  3. A particular person or thing, but not named or not important to name.

Examples

  • I am certain the meeting starts at nine.
  • She’s certain she left her keys on the table.

Certain (adjective)

Examples

  • I am certain the report is correct.
  • She is certain the plan will work.