certain
/ˈsɜrtən/
adjective
- Known for sure; established beyond doubt.
- The evidence makes it certain that he was at the scene.
- It is certain that the meeting will start at 10 a.m.
- I am certain that I locked the door before leaving.
- Having no doubt; confident or sure about something.
- He was certain of his ability to finish the project on time.
- Are you certain you want to go ahead with the plan?
- She felt certain she had made the right choice.
- Used to refer to a specific person, thing, or group without naming them exactly.
- A certain person left their umbrella in the office.
- There are certain rules you must follow in the library.
- She has a certain charm that makes everyone like her.
- Inevitable; bound to happen.
- With his talent, success is certain.
- The storm made it certain that the flight would be canceled.
- Change is a certain part of life.
pronoun
- Some but not all; used to refer to a specific but unnamed group.
- Certain of the students have already finished the exam.
- Certain of the guests arrived early.
- Certain of the facts were not included in the report.