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振動数 (しんどうすう) Japanese meaning | Kotomora

振しん動どう数すう

し

ん

ど

う

す

う

Meanings

1

Technical term used in physics for the number of oscillations or cycles per unit time.

音おとの高たかさは振しん動どう数

すう

で

決き

まる

。

The pitch of a sound is determined by its frequency.

この回かい路ろの振しん動どう数すうを測そく定ていしてください。

Please measure the frequency of this circuit.

Kanji

振shake, wave, wag
動move, motion, change
数number, strength, fate

Related words

周しゅう波は数すう
周波数 is more common in everyday and engineering contexts for wave frequency, while 振動数 is a more literal 'vibration count' often used in physics.

Word family

角かく振しん動どう数すう
angular frequency

Built from

振しん動どう+数すう

Etymology

Compound of 振動 (vibration, oscillation) and 数 (number, count).