1.
error; mistake; malfunction
a mistake, fault, or malfunction, especially in computing or mechanical systems
From English "error." エラー is used primarily in technical and sports contexts, while native Japanese words like 間違い or 誤り are preferred for everyday mistakes.
Common collocations
- エラーが出る: an error occurs
- エラーが起きる: an error happens
- エラーを修正する: to fix an error
- エラーメッセージ: error message
- エラーコード: error code
- ヒューマンエラー: human error
Sense 1 (COMPUTING/TECHNICAL)
Most commonly used for computer errors, system malfunctions, and technical faults. Often appears in compound forms: システムエラー (system error), 通信エラー (communication error).
Sense 2 (BASEBALL)
A fielding mistake. 失策 is the formal equivalent used in official records. エラーする is used colloquially to mean "to commit an error."