v. 1 intr. go round from one place or person etc. to the next and so on; be in circulation. 2 tr. a cause to go round; put into circulation. b give currency to (a report etc.). c circularize. 3 intr. be actively sociable at a party, gathering, etc. circulating library a small library with books lent to a group of subscribers in turn. circulating medium notes or gold etc. used in exchange. circulative adj. circulator n.
[ L circulare circulat- f. circulus CIRCLE ]