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Wave :: Wave (v. i.) A vibration propagated from particle to particle through a body or elastic medium, as in the transmission of sound; an assemblage of vibrating molecules in all phases of a vibration, with no phase repeated; a wave of vibration; an undulation. See Undulation..

Undulate :: Undulate (v. i.) To move in, or have, undulations or waves; to vibrate; to wave; as, undulating air..

Ripple :: Ripple (v. t.) To fret or dimple, as the surface of running water; to cover with small waves or undulations; as, the breeze rippled the lake..

Undulation :: Undulation (n.) The act of undulating; a waving motion or vibration; as, the undulations of a fluid, of water, or of air; the undulations of sound..

Scroll :: Scroll (n.) An ornament formed of undulations giving off spirals or sprays, usually suggestive of plant form. Roman architectural ornament is largely of some scroll pattern..

Undulate :: Undulate (v. t.) To cause to move backward and forward, or up and down, in undulations or waves; to cause to vibrate..

Phonograph :: Phonograph (n.) An instrument for the mechanical registration and reproduction of audible sounds, as articulate speech, etc. It consists of a rotating cylinder or disk covered with some material easily indented, as tinfoil, wax, paraffin, etc., above which is a thin plate carrying a stylus. As the plate vibrates under the influence of a sound, the stylus makes minute indentations or undulations in the soft material, and these, when the cylinder or disk is again turned, set the plate in vibration

Trail :: Trail (n.) Anything drawn behind in long undulations; a train.

Rolling :: Rolling (a.) Having gradual, rounded undulations of surface; as, a rolling country; rolling land..

Undulation :: Undulation (n.) A wavy appearance or outline; waviness.

Fluctuation :: Fluctuation (n.) The motion or undulation of a fluid collected in a natural or artifical cavity, which is felt when it is subjected to pressure or percussion..

Fluctuant :: Fluctuant (a.) showing undulation or fluctuation; as, a fluctuant tumor..

Ripple :: Ripple (n.) A little wave or undulation; a sound such as is made by little waves; as, a ripple of laughter..

Flutist :: Flutist (n.) To move with quick vibrations or undulations; as, a sail flutters in the wind; a fluttering fan..

Undulationist :: Undulationist (n.) One who advocates the undulatory theory of light.

Undulatory :: Undulatory (a.) Moving in the manner of undulations, or waves; resembling the motion of waves, which successively rise or swell rise or swell and fall; pertaining to a propagated alternating motion, similar to that of waves..

Undulation :: Undulation (n.) A motion to and fro, up and down, or from side to side, in any fluid or elastic medium, propagated continuously among its particles, but with no translation of the particles themselves in the direction of the propagation of the wave; a wave motion; a vibration..

Relief :: Relief (n.) The elevations and surface undulations of a country.

Purl :: Purl (v. & n.) To rise in circles, ripples, or undulations; to curl; to mantle..

Crimp :: Crimp (v. t.) To fold or plait in regular undulation in such a way that the material will retain the shape intended; to give a wavy appearance to; as, to crimp the border of a cap; to crimp a ruffle. Cf. Crisp..

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