UPSalso: ユーピーエスFreq.FrequencyTop 50,000Meanings1nounUPS; uninterruptible power supplyTechnical term for a battery backup device that provides emergency power when the main power fails.サーバーにはUPSを接せつ続ぞくして、停てい電でんに備そなえている。We have a UPS connected to the server in case of a power outage.