1.
completion, finish, conclusion
The state of being fully completed; the act of finishing something.
ダウンロードが完了しました。
Download completed.
Common in software/technology
作業は予定どおりに完了した。
The work was completed as scheduled.
全ての手続きが完了したら、メールでお知らせします。
We will notify you by email when all procedures are completed.
完了 means completion or finish. It is commonly used in formal and technical contexts.
COMMON PATTERNS:
- 完了する (to complete)
- 完了しました (completed - common system message)
- 〜完了 (~ completion)
COMPOUND WORDS:
- 完了形 (perfect tense - grammar term)
- 完了報告 (completion report)
TECHNICAL USAGE:
- Very common in software interfaces: ダウンロード完了, インストール完了
- Form submissions: 送信完了 (sending complete)
SIMILAR WORDS:
- 終了: end, conclusion (process ends)
- 完了: completion (task fully done)
- 完成: completion (of a creation/work)