Definition of undulation

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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..

Lern More About Undulation

Flutist :: Flutist (n.) To move with quick vibrations or undulations; as, a sail flutters in the wind; a fluttering fan..
Curl :: Curl (n.) To raise in waves or undulations; to ripple.
Undulative :: Undulative (a.) Consisting in, or accompanied by, undulations; undulatory..
Undulate :: Undulate (v. t.) To cause to move backward and forward, or up and down, in undulations or waves; to cause to vibrate..
Undulation :: Undulation (n.) A wavy appearance or outline; waviness.
Fluctuant :: Fluctuant (a.) showing undulation or fluctuation; as, a fluctuant tumor..
Waved :: Waved (a.) Having undulations like waves; -- said of one of the lines in heraldry which serve as outlines to the ordinaries, etc..
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..
Curl :: Curl (v. i.) To move in curves, spirals, or undulations; to contract in curving outlines; to bend in a curved form; to make a curl or curls..
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..
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..
Ripple :: Ripple (n.) A little wave or undulation; a sound such as is made by little waves; as, a ripple of laughter..
Rolling :: Rolling (a.) Having gradual, rounded undulations of surface; as, a rolling country; rolling land..
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
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..
Undulation :: Undulation (n.) The pulsation caused by the vibrating together of two tones not quite in unison; -- called also beat.
Ripple :: Ripple (v. i.) To become fretted or dimpled on the surface, as water when agitated or running over a rough bottom; to be covered with small waves or undulations, as a field of grain..
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..
Wave :: Wave (v. i.) An advancing ridge or swell on the surface of a liquid, as of the sea, resulting from the oscillatory motion of the particles composing it when disturbed by any force their position of rest; an undulation..
Stylus :: Stylus (n.) That needle-shaped part at the tip of the playing arm of phonograph which sits in the groove of a phonograph record while it is turning, to detect the undulations in the phonograph groove and convert them into vibrations which are transmitted to a system (since 1920 electronic) which converts the signal into sound; also called needle. The stylus is frequently composed of metal or diamond..
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