Last Updated：2025/11/20

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(computing) A design flaw in computer systems that represented years as two digits (e.g. 84 for 1984), which could cause date calculations to fail if they involved years later than 1999.

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millennium bug

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Source Word

millennium bug

Proper noun

(computing) A design flaw in computer systems that represented years as two digits (e.g. 84 for 1984), which could cause date calculations to fail if they involved years later than 1999.

Japanese Meaning

コンピュータシステムにおいて、年が2桁で表現されることで、2000年以降の年数を正しく処理できず、日付計算などに不具合が生じる設計上の欠陥を指す。

What is this buttons?

The company spent millions updating legacy systems to ensure they wouldn't fail when the millennium bug affected date calculations.

Google Translation / DeepL Translation

その企業は、2000年問題が日付計算に影響してもシステムが故障しないように、何百万ドルもかけてレガシーシステムを更新した。

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Sense（1）

(computing) A design flaw in computer systems that represented years as two digits (e.g. 84 for 1984), which could cause date calculations to fail if they involved years later than 1999.

Mr Johnson told Tory supporters at a private dinner that gloomy economic forecasts were "mumbo jumbo" and the Northern Irish border row had been blown out of proportion, as fears over disruption to supplies of food and medicines were “pure millennium bug stuff”.

Google Translation / DeepL Translation

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millennium bug

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