0 present participle of require
1 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.
[ + that ] The rules require that you bring only one guest to the dinner.
Children under 17 require an accompanying parent or guardian to see this film.
It requires a few minor adjustments.
Students are required to undertake simple experiments.
This is a very sensitive case requiring extreme circumspection.
At 25 minutes' duration and requiring 25 players, it is one of the most substantial works ever to come out of the project.
Half-tone illustrations, requiring art paper plates, will be accepted in special circumstances.
He fell again a few days later and returned with a second confirmed spinal fracture requiring cervical fusion.
