1. (a.) In the form of, or bounded by, a circle; round.

2. (a.) repeating itself; ending in itself; reverting to the point of beginning; hence, illogical; inconclusive; as, circular reasoning.

3. (a.) Adhering to a fixed circle of legends; cyclic; hence, mean; inferior. See Cyclic.

4. (a.) Addressed to a circle, or to a number of persons having a common interest; circulated, or intended for circulation; as, a circular letter.

5. (a.) Perfect; complete.

6. (n.) A circular letter, or paper, usually printed, copies of which are addressed or given to various persons; as, a business circular.

7. (n.) A sleeveless cloak, cut in circular form.

O-shaped actuate ambagious anfractuous announcement annular annulate annulose annunciation backhanded booklet brochure bulletin board chapbook circinate circuitous circulate circumlocutory comic book communique coronary crownlike cyclic cycloid declaration deviating deviative devious diffuse digressive discoid discursive disklike disperse disseminate distribute edict encyclical enunciation exchange excursive fallacious flow folder helical illogical inconsistent indirect interchange irrational leaflet manifesto meandering notice notification oblique orbital out-of-the-way pamphlet periphrastic position paper proclamation program programma pronouncement pronunciamento propagate public notice radiate redundant report revolve ring-shaped ringlike rotary rotate round roundabout rounded set off sophistic sophistical spiral statement strew tortuous tract twisted twisting ukase white book white paper