nonkilling noun 2adjective 1forms 1 noun2 •Lack of killing; permitting to live.[…] respect of harmlessness to living beings and nonkilling of living beings. — 1993 •An action or occurrence other than a direct killing (but possibly having a similar effect).[…] then its death is a moral wrong even if the result of "nonkillings" will be a marked decrease in the population of that part of the animal kingdom. — 1991 adjective1 •Not engaging in killing.Hunger does not normally induce frog killing in a nonkilling laboratory rat. However, if that rat has had the experience of watching a rat kill frogs, .... — 1976 formsnonkillings