destruction /dɪsˈtɹʌkʃən/noun 3forms 1phrases 1 noun3 •the act of ruining something completely, so that little or nothing of it is leftThe destruction of the condemned building will take place at noon. •The results of a destructive event.Amid the seemingly endless destruction, a single flower bloomed. •A group of feral cats.A group of wild cats is called a destruction. — 2019 formsdestructions Phrases with destruction mass destructionKilling of large numbers of people.