Abnormal termination of a program or process—stopping due to an error or crash rather than completing normally (often used in IT).
アプリが異常終了して、作業中のデータが消えてしまった。
The app terminated abnormally and the data I was working on was lost.
ログを確認したところ、異常終了の原因はメモリ不足だった。
Checking the logs showed that the abnormal termination was caused by insufficient memory.