Circular

1. Of or relating to a circle.
2. In the shape of, or moving in a circle.
3. Circuitous or roundabout.
4. Referring back to itself, so as to prevent computation or comprehension; infinitely recursive.
5. Distributed to a large number of persons.
6. (obsolete) Perfect; complete.
7. (archaic) Adhering to a fixed circle of legends; cyclic; hence, mean; inferior.

Synonyms

• ringlike
• ring-shaped
• round-like