Definify.com
Webster 1913 Edition
Undulation
Unˊdu-la′tion
,Noun.
[Cf. F.
ondulation
.] 1.
The act of undulating; a waving motion or vibration;
as, the
. undulations
of a fluid, of water, or of air; the undulations
of sound2.
A wavy appearance or outline; waviness.
Evelyn.
3.
(Mus.)
(a)
The tremulous tone produced by a peculiar pressure of the finger on a string, as of a violin.
(b)
The pulsation caused by the vibrating together of two tones not quite in unison; – called also
beat
. 4.
(Physics)
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.
Webster 1828 Edition
Undulation
UNDULA'TION
,Noun.
1.
A waving motion or vibration; as the undulations of a fluid, of water or air; the undulations of sound. The undulations of a fluid are propagated in concentric circles.2.
In medicine, a particular uneasy sensation of an undulatory motion in the heart.3.
In music, a rattling or jarring of sounds, as when discordant notes are sounded together. It is called also beat.4.
In surgery, a certain motion of the matter of an abscess when pressed, which indicates its maturity or fitness for opening.Definition 2024
undulation
undulation
English
Noun
undulation (plural undulations)
- an instance or act of undulating
- a wavy appearance or outline; waviness
- (music) a tremulous tone produced by a peculiar pressure of the finger on a string
- a wavelike curve; a smooth and regular rise and fall
- a wavelike motion of the air; electromagnetic radiation
Derived terms
Translations
instance or act
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a tremulous tone produced by a peculiar pressure of the finger on a string
appearance or outline
|
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a wavelike curve; a smooth and regular rise and fall
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wavelike motion
References
- undulation in Webster’s Revised Unabridged Dictionary, G. & C. Merriam, 1913