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- how often something occurs
Translated in 23 languages
[Subject: Generalities]
Translated by: FARHAD PEZESHKI
Translated in 17 languages
[Subject: Precision & Other Instruments]
Translated in 6 languages
[Subject: Physics]
- The number of times that a periodic function or vibration repeats itself in a given time - usually measured in hertz
Translated by: RHISIART HINCKS
Translated in 5 languages
[Subject: Agriculture & Related Technologies]
- The fact or character of being periodic
Translated by: ROBERT GRIGOR BAXTER
Translated in 8 languages