Meaning of require In English

• 0 to need something or make something necessary:

  • Please call this number if you require any further information.

  • Skiing at 80 miles per hour requires total concentration.

  • [ + obj + to infinitive ] Bringing up children often requires you to put their needs first.

  • You are required by law to stop your car after an accident.

  • [ + that ] The rules require that you bring only one guest to the dinner.

• 1 to need something, or to make something necessary:

  • If you require assistance with your bags, I’ll be glad to get someone to help you.

  • This game requires total concentration.

• 2 to order or demand something, or to order someone to do something, esp. because of a rule or law:

  • [ + to infinitive ] We’re required to check your identification before letting you in.

  • [ T ] A building permit is required.

• 3 to make it officially necessary for someone do something:

  • require sb to do sth Health and safety regulations require all staff to wear protective clothing.

  • require that The contract requires that we notify our sponsors of all changes in project specification.

  • The company is required by law to make regular tax returns.

• 4 to need something:

  • This project will require massive investment.

  • The proposed new measures require approval by the board.