| wave | (noun) a movement like that of a sudden occurrence or increase in a specified phenomenon | - |
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| (noun) a hairdo that creates undulations in the hair | - |
| (noun) the act of signaling by a movement of the hand | Synonyms: wafture, waving |
| (noun) (physics) a movement up and down or back and forth | Synonyms: undulation |
| (noun) one of a series of ridges that moves across the surface of a liquid (especially across a large body of water) | Synonyms: moving ridge |
| (noun) something that rises rapidly | - |
| (noun) a persistent and widespread unusual weather condition (especially of unusual temperatures) | - |
| (noun) an undulating curve | Synonyms: undulation |
| waveband | (noun) a band of adjacent radio frequencies (e.g., assigned for transmitting radio or television signals) | Synonyms: frequency band |
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| waveform | (noun) the shape of a wave illustrated graphically by plotting the values of the period quantity against time | Synonyms: wave form, wave shape |
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| wavefront | (noun) (physics) an imaginary surface joining all points in space that are reached at the same instant by a wave propagating through a medium | Synonyms: wave front |
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| waveguide | (noun) a hollow metal conductor that provides a path to guide microwaves; used in radar | Synonyms: wave guide |
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| wavelength | (noun) the distance (measured in the direction of propagation) between two points in the same phase in consecutive cycles of a wave | - |
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| (noun) a shared orientation leading to mutual understanding | - |
| wavelet | (noun) a small wave on the surface of a liquid | Synonyms: riffle, ripple, rippling |
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| waver | (noun) the act of moving back and forth | Synonyms: flicker, flutter |
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| (noun) the act of pausing uncertainly | Synonyms: falter, faltering, hesitation |
| (noun) someone who communicates by waving | - |
| waverer | (noun) one who hesitates (usually out of fear) | Synonyms: hesitater, hesitator, vacillator |
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| wavering | (noun) the quality of being unsteady and subject to changes | Synonyms: fluctuation |
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| (noun) indecision in speech or action | Synonyms: hesitation, vacillation |