gravity wave


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gravity wave

n.
1. A wave induced in a fluid, especially the ocean or atmosphere, by the interaction of gravity with other forces on the motion of the fluid.
2. A gravitational wave. Not in technical use.

gravity wave

n
1. (General Physics) a wave propagated in a gravitational field, predicted to occur as a result of an accelerating mass
2. (General Physics) a surface wave on water or other liquid propagated because of the weight of liquid in the crests
Also called: gravitational wave
ThesaurusAntonymsRelated WordsSynonymsLegend:
Noun1.gravity wave - (physics) a wave that is hypothesized to propagate gravity and to travel at the speed of light
natural philosophy, physics - the science of matter and energy and their interactions; "his favorite subject was physics"
undulation, wave - (physics) a movement up and down or back and forth
References in periodicals archive ?
Preliminary analysis of the radiosonde data provided inconclusive evidence of eclipse-driven gravity waves but showed that the short duration of darkness during totality was enough to alter boundary layer (BL) height, the lowest layer of the atmosphere, substantially.
Why is it so difficult to detect gravity waves? What can we learn about the universe thanks to them?
Gravity Wave would be a more confident selection if he were running on Tapeta, but he has probably earned one more chance on Polytrack at what is forecast to be an each-way price in the Betway Apprentice Handicap (3.25) at Lingfield.
The grouped ranking analysis shows that at least 3 aspects contribute to these improvements: higher model tops, the inclusion of nonorographic gravity wave drag, and higher vertical resolutions in the stratosphere.
Bhattacharjee and Sahoo (2007) [9] used dispersion relation to analyze detailed characteristics of the flexural gravity waves due to a floating elastic plate in the presence of a following current or an opposing current.
In the theory of SDFM, sea wave is envisaged as a superposition of gravity wave configuration approximated by planar facets and capillary wave configuration added on the planar facets at resonant wavenumber.
After attempting to repeat the gravity wave detection experiments of Cahill using reverse biased Zener diodes as quantum tunnelling devices, I found no evidence of current fluctuations due to anything but normal random noise or local disturbances followed by a transient oscillation at the natural frequency of the detector circuits.
Most notable is the neutral stability layer located between 3 and 4 km, which allowed gravity wave development.
The gravity wave dispersion relation suggests that [iota]/T = [lambda]z/[lambda]x, where i is natural oscillation period, T is wave period, [lambda]z is vertical wavelength, and [lambda]x is horizontal wavelength.
Setting [a.sub.2] = 0 in the envelope equation (4) we can recover the single envelope equation for a single surface gravity wave packet with carrier wavenumber [[??].sub.a].
Let's introduce the slow variablesxx = s x, yx = s y, t x = st (no slowness is supposedover z , the index is omitted hereafter), wheres = Z / L less thanless than 1 is the small parameter that characterizes the softness of ambient horizontal changes ( Z is the typical iternal gravity wave length, L is the scale of a horizontal non-uniformity).
Numerical experiments on internal gravity waves in an accelerating shear flow.