Round"ness, n.
1.
The quality or state of being round in shape; as, the roundness of the globe, of the orb of the sun, of a ball, of a bowl, a column, etc.
2.
Fullness; smoothness of flow; as, the roundness of a period; the roundness of a note; roundness of tone.
3.
Openess; plainess; boldness; positiveness; as, the roundness of an assertion.
Syn. -- Circularity; sphericity; globosity; globularity; globularness; orbicularness; cylindricity; fullness; plumpness; rotundity.
© Webster 1913.