noun

wave

wave, gesture

The ocean waves were very high.

The ocean waves were very high.

She gave a little wave to say goodbye.

She gave a little wave to say goodbye.

Light travels in the form of waves.

Light travels in the form of waves.

((a/the)) wave a disturbance on the surface of a liquid body The ocean waves were very high.

((give sb.)) a wave to make a signal with one's hand She gave a little wave.

Synonyms: ripple, swell, gesture, signal

From Old English 'wafian' meaning 'to fluctuate, wave', related to the motion of water or a hand.

Picture the up-and-down motion of water, a hand, or energy like sound or light.

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