devastation UK /ˌdɛ.vəˈsteɪ.ʃn̩/US /ˌdɛ.vəˈsteɪ.ʃən/ noun2 •The act of devastating, or the state of being devastated; a laying waste. •Waste or misapplication of the assets of a deceased person by an executor or administrator; devastavit. formsdevastations