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Longman Dictionary of Contemporary English
centre of gravity
noun
EXAMPLES FROM CORPUS
▪ In the same way, when running for a shot, try to keep your centre of gravity under control.
▪ It did not want the political centre of gravity to shift across the river.
▪ It is defined as an average distance from the centre of gravity of a polymer coil to the chain end.
▪ Some 3D systems can calculate volume, weight, moments of inertia, and centre of gravity of fairly complex shapes.
▪ The centre of gravity had at last moved away from Berwick.
▪ Therefore a crouched position should be taken up which keeps the centre of gravity lower.
▪ Under Democrats and Republicans the centre of gravity of politics has moved steadily to the right.
▪ You should feel your centre of gravity to be located down through the hips.
Wiktionary
centre of gravity

n. (standard spelling of center of gravity from=British spelling from2=Canadian spelling English)

WordNet
centre of gravity

n. the point within something at which gravity can be considered to act; in uniform gravity it is equal to the center of mass [syn: center of gravity]

Usage examples of "centre of gravity".

The glowing red main star was circled by a, green companion and around the centre of gravity of these 2 suns rotated 62 planets with a multitude of moons some of which had moons of their own.

The trick is to keep the structure's centre of gravity always balanced at the stationary point.

For the pyramid not only divides continents and oceans into two equal halves, but also lies at the centre of gravity of the continents.

So a ship in space always travels along a line which runs through the centre of thrust of the drive plates - forward - and the centre of gravity of the ship.

When a ship is properly balanced, its centre of gravity is in the ship's axis, and if the ship were hung up somewhere it would hang vertically like a plumb line.

Here the heavier goods were stored to keep the vehicle's centre of gravity low.

Spurred by the strong pull of the big planet, it had reached a velocity of 3 miles per second in the direction of its centre of gravity.

But if at last it rotate far enough for its centre of gravity to pass beyond surface A altogether, the body will fall over, on surface B, say, and abide there permanently.

He clicked the magazine of the Luger into place with a slap of his palm and poised it expertly on its centre of gravity.

Vernon Arkwright couldn't believe that Moggie Reilly was still technically in the saddle, even though clinging there with his fingernails and with his centre of gravity a yard off sideways.