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1. The fullness of a tone of voice
   "there is a musky roundness to his wordiness"
   - rotundity
    
2. The quality of being round numbers
   "he gave us the results in round numbers, but their roundness didn't affect the point he was making"
    
3. The property possessed by a line or surface that is curved and not angular
    
4. The bodily property of being well rounded
   - plumpness, embonpoint

Derived forms: roundnesses

See also: round

Type of: configuration, conformation, contour, corpulency, figure, fleshiness, form, number, obesity, shape, tone, tone of voice

Antonym: angularity

Encyclopedia: Roundness