ROUND'NESS, noun 1. The quality of being round, circular, spherical, globular or cylindrical; circularity; sphericity; cylindrical form; rotundity; as the roundness of the globe, of the orb of the sun, of a ball, of a bowl, etc. 2. Fullness; smoothness of flow; as the roundness of a period. 3. Openness; plainness; boldness; positiveness; as the roundness of an assertion.
Source: Webster's 1828 American Dictionary ↗ · public-domain · returned verbatim, no AI