require suggests the imperativeness that arises from inner necessity, compulsion of law or regulation, or the exigencies of the situation.

Essential or necessary (Definition of require from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)

If you require something or if something is required, you need it or it is necessary.

The use of require to as in I require to see the manager or you require to complete a special form is thought by many people to be incorrect: I need to see the manager; you are required to complete a …

require If you require something, you need it or want it. Is there anything you require? We cannot guarantee that any particular item will be available when you require it. Require is a formal word. You …

Definition of require verb in Oxford Advanced American Dictionary. Meaning, pronunciation, picture, example sentences, grammar, usage notes, synonyms and more.

Definition of require. English dictionary and integrated thesaurus for learners, writers, teachers, and students with advanced, intermediate, and beginner levels.