1. extremely cruel and brutal behavior or treatment
2. the quality of lacking human compassion or consideration

Examples

• The documentary exposed the inhumanity of the prison conditions.
• History books record countless acts of inhumanity during wartime.
• She was shocked by the inhumanity shown toward the refugees.
• The judge condemned the inhumanity of the defendant’s actions.
• Many activists work to prevent such inhumanity from happening again.
• The novel depicts the inhumanity of slavery in vivid detail.
• His complete inhumanity toward animals disturbed his neighbors.