1. To demand; to insist upon having; to claim as by right and authority; to exact; as, to require the surrender of property. Shall I say to Caesar What you require of him? (Shak) By nature did what was by law required. (Dryden)
2. To demand or exact as indispensable; to need. just gave what life required, and gave no more. (goldsmith) The two last [biographies] require to be particularly noticed. (J. A. Symonds)
3. To ask as a favor; to request. I was ashamed to require of the king a band of soldiers and horsemen to help us against the enemy in the way. (Ezra viii. 22)
Synonym: To claim, exact, enjoin, prescribe, direct, order, demand, need.
Origin: OE. Requeren, requiren, OF. Requerre, F. Requrir; L. Pref. Re- re- _ quaerere to ask; cf. L. Requirere. See Query, and cf. Request, Requisite.