Translation guide
The English word "wave" covers several distinct concepts: a physical wave in water, a hand gesture, a surge or trend, and a waveform in physics. This guide helps learners choose the right Japanese expression for each meaning.
A moving ridge on the surface of water, such as in the ocean or a lake.
The most common and general word for a wave in water. Used for ocean waves, ripples, and metaphorical waves.
The waves are high today.
The children are playing with the waves.
A more technical or literary term for waves, often used in weather reports or formal contexts.
A high wave advisory has been issued.
Moving your hand back and forth to greet someone or get attention.
The standard way to say "wave one's hand." Used for waving hello, goodbye, or to get someone's attention.
She waved at me.
I waved goodbye to my friend at the station.
Literally "wave one's hand to signal." Used when the waving is specifically to give a sign or signal.
A sudden increase or widespread movement, such as a wave of emotion, a crime wave, or a heat wave.
Attach to a noun to mean "a wave of ~." Very productive and natural.
A wave of new technology is transforming the industry.
I was hit by a sudden wave of sadness.
Specifically means "heat wave." A common compound.
Means "trend" or "fad." Can be used for a wave of popularity, but is not a direct translation of "wave."
A periodic disturbance that travels through space and matter, such as sound waves, light waves, or radio waves.
When waving a flag, fan, or other object, use 振る (ふる) directly with the object, not 波. For example, 旗を振る (はたをふる) means "wave a flag."
波 (なみ) is the everyday word for waves. 波浪 (はろう) is more formal and often appears in weather forecasts or literature. In casual conversation, stick with 波.
She gave a little wave and left.
Natural translation using 手を振る for the gesture.
The waves crashed against the shore.
Uses 波 for ocean waves.
I waved to signal a taxi.
They say a heat wave is coming this week.
そのゲームは一時的な流行だった。
That game was a passing wave of popularity.
携帯電話は電波を使って通信する。
Mobile phones communicate using radio waves.