Last Updated：2025/12/01

an instrument which displays the speed an engine is operating at in revolutions per minute (RPM).

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rev counter

Source Word

rev counter

Noun

an instrument which displays the speed an engine is operating at in revolutions per minute (RPM).

Japanese Meaning

エンジンの回転数（RPM）を表示する計器 / 回転計

She glanced at the rev counter as the motorcycle climbed the hill, watching the needle approach the redline.

彼女はオートバイが坂を登るとき、回転計をちらりと見て、針がレッドゾーンに近づくのを見守った。

Sense（1）

an instrument which displays the speed an engine is operating at in revolutions per minute (RPM).

rev counters

（ plural ）