longitudinal wave

(physics) Any wave in which the direction of disturbance is parallel to the direction of travel.

Japanese Meaning

(物理学) 波の進行方向と並行に振動が発生する波、すなわち縦波。

Seismologists confirmed that the tremor propagated as a longitudinal wave through the Earth's crust.

地震学者たちは、その震動が振動の方向が進行方向と平行な波として地殻を伝わったことを確認した。

Sense（1）

(physics) Any wave in which the direction of disturbance is parallel to the direction of travel.

longitudinal waves

（ plural ）