Definition of "gratuitousness"

Whether the utilitarian or the intuitive theory of the moral sense be upheld, it is beyond question that there are a few subtle-souled persons with whom the absolute gratuitousness of an act of reparation is an inducement to perform it; while exhortation as to its necessity would breed excuses for leaving it undone.

1894, Thomas Hardy, “For Conscience’ Sake”, in Life’s Little Ironies […], London: Osgood, McIlvaine and Co., […], page 27