Definition of circular :
1. A circular letter, or paper, usually printed, copies of which are addressed or given to various persons; as, a business circular.
2. A sleeveless cloak, cut in circular form.
3. Addressed to a circle, or to a number of persons having a common interest; circulated, or intended for circulation; as, a circular letter.
4. Adhering to a fixed circle of legends; cyclic; hence, mean; inferior. See Cyclic poets, under Cyclic.
5. In the form of, or bounded by, a circle; round.
6. Perfect; complete.
7. repeating itself; ending in itself; reverting to the point of beginning; hence, illogical; inconclusive; as, circular reasoning.
poster, airman, bulblike, winding, billhook, indirect, banknote, circinate, greenback, orbiculate, flyer, discoidal, throwaway, government note, broadsheet, rotary, nib, visor, roundish, ball-shaped, eyeshade, roundabout, globose, tortuous, ringed, orbicular, card, vizor, bank bill, bill, philippic, account, neb, tirade, coccoid, annulate, moonlike, note, anfractuous, global, aviator, cyclic, ringlike, cumuliform, globular, cyclical, straight, pear-shaped, invoice, aeronaut, flier, spheric, street arab, placard, globoid, moon-round, discoid, gamin, beak, bulbous, pecker, devious, bank note, posting, rotund, geometry, ring-shaped, banker's bill, measure, annulated, peak, orotund, nutlike, broadside, orbitual, oblique, capitate, disklike
circular (part of speech: adjective)
publication (part of speech: noun)
handbill, notice, propaganda, post, report, gazette, bulletin, newsmagazine, promulgation, advertisement, publication, journal, newspaper, herald, brief, organ, commercial, promotion, newsletter, dissemination, journalism, review, broadcast, announcement, periodical
- Then a vast, circular field was below- the crystal platform. - "The Pygmy Planet", John Stewart Williamson.
- One large circular hall is lighted from above. - "Castles and Cave Dwellings of Europe", Sabine Baring-Gould.
- With that view, he put the proposition in writing, and had it printed as a circular. - "Gossip in the First Decade of Victoria's Reign", John Ashton.