roundness

definition: the bodily property of being well rounded
example:
speech part: noun
synonyms: embonpoint
definition: the property possessed by a line or surface that is curved and not angular
example:
speech part: noun
synonyms:
definition: the quality of being round numbers
example: The roundness of the results didn't affect the point that was being made.
speech part: noun
synonyms:
definition: the fullness of a tone of voice
example: There is a roundness to their voice.
speech part: noun
synonyms: rotundity

How roundness is being used?