'Gentleness' definitions:

Definition of 'gentleness'

(from WordNet)
noun
The property possessed by a slope that is very gradual [syn: gradualness, gentleness] [ant: abruptness, precipitousness, steepness]
noun
Acting in a manner that is gentle and mild and even-tempered; "his fingers have learned gentleness"; "suddenly her gigantic power melted into softness for the baby"; "even in the pulpit there are moments when mildness of manner is not enough" [syn: gentleness, softness, mildness]

Definition of 'Gentleness'

From: GCIDE
  • Gentleness \Gen"tle*ness\, n. The quality or state of being gentle, well-born, mild, benevolent, docile, etc.; gentility; softness of manners, disposition, etc.; mildness. [1913 Webster]

Synonyms of 'gentleness'

From: Moby Thesaurus