計算機
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Meanings
1
Refers to a device for performing arithmetic calculations, from simple pocket calculators to more complex desktop models.
Bringing a calculator into the exam is allowed.
He checked the total with a calculator.
2
abbreviation
Abbreviation of 電子計算機 (electronic computer). Now somewhat dated; コンピューター is the usual modern term. Still seen in older texts or formal/technical contexts.
See also: 電子計算機
Early computers were the size of a whole room.
This computer can process large amounts of data.