Definitions
from The American Heritage® Dictionary of the English Language, 5th Edition.
- adjective Of or relating to the orbital revolution or axial rotation of a planetary or other celestial body that moves counterclockwise from west to east, in the same direction as most celestial bodies.
- adjective Of or relating to orbital motion in the same direction as the predominant motion in an orbital system.
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- adjective astronomy Describing
motion in aforward direction, especially with respect to other bodies in the same system - adjective geology Describing a
metamorphic change resulting from a higher pressure or temperature
Etymologies
from The American Heritage® Dictionary of the English Language, 4th Edition
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Examples
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This is called retrograde motion; the direction in which the Earth turns is called prograde.
George’s Cosmic Treasure Hunt Lucy 2009
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This is called retrograde motion; the direction in which the Earth turns is called prograde.
George’s Cosmic Treasure Hunt Lucy 2009
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This is called retrograde motion; the direction in which the Earth turns is called prograde.
George’s Cosmic Treasure Hunt Lucy 2009
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This is called retrograde motion; the direction in which the Earth turns is called prograde.
George’s Cosmic Treasure Hunt Lucy 2009
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This is called a prograde orbit, and the Earth has the most inclined orbit with regard to the equator of the Sun, of 7.15 degrees.
Second Exoplanet with Retrograde Orbit Discovered | Universe Today 2009
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I'm thinking of little stones, cosmic sand, in prograde orbits around Saturn so that they hit with low relative speed.
The Clique 2010
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In planets with a prograde orbit, their transit in front of the star blocks the blue shifting of the light from the star first, then blocks the redshift of the light, making the star appear to move more that it actually is.
Second Exoplanet with Retrograde Orbit Discovered | Universe Today 2009
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Sandy beaches erode or prograde when their energy environment changes and whether the input of material falls or rises, not necessarily having anything to do with relative sea level rise or fall.
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You should also understand that, under condions of a relative rise of sea level, not ALL coastlines recede — some in fact prograde — but on AVERAGE they recede.
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About 40 percent more massive than the planet Pluto, Triton has an inclined, circular orbit that lies between a group of small inner moons with prograde orbits and an outer group of small satellites with both prograde and retrograde orbits.
bilby commented on the word prograde
When you upgrade to Wordie PRO, we call that a PROgrade. A subliminal message enables you to read this and countless other unimaginative portmanteaus without horking.
October 31, 2008
qroqqa commented on the word prograde
The direction of orbit is known for roughly a dozen exoplanets (planets outside our solar system). This is the only example with a retrograde orbit. All others are prograde; they orbit in the same direction as the spin of their star.
—New exoplanet orbits 'backwards' (BBC, 12 August 2009)
August 14, 2009