西せい暦れき２０００にせん年ねん問もん題だい

noun

Y2K problem; year 2000 problem

Historical computing term referring to the date-handling issue expected at the turn of the millennium. Often abbreviated as 2000年問題.

See also: ２０００年問題

• 西せい暦れき２０００年ねん問もん題だいに備そなえて、多おおくの企き業ぎょうがシステムを改かい修しゅうした。

  Many companies updated their systems in preparation for the Y2K problem.