# center of mass

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Related to center of mass: moment of inertia

## center of mass

n. pl. centers of mass Abbr. CM
The point in a system of bodies or an extended body at which the mass of the system may be considered to be concentrated and at which external forces may be considered to be applied. Also called barycenter, centroid.

## cen′ter of mass′

n.
the point that moves as if the entire mass of a body or system of bodies were concentrated and all the external forces were applied at the point.
[1875–80]

## center of mass

The point in a body that moves as though its entire mass were concentrated in it. It is usually in the same place as the center of gravity.
ThesaurusAntonymsRelated WordsSynonymsLegend:
 Noun 1 center of mass - point representing the mean position of the matter in a bodycentre of massmidpoint, centre, center - a point equidistant from the ends of a line or the extremities of a figurecenter of buoyancy, center of immersion, centre of buoyancy, centre of immersion - (physics) the center of mass of the immersed part of ship or other floating objectbarycenter - (astronomy) the common center of mass around which two or more bodies revolvecentroid - the center of mass of an object of uniform density
Translations
References in periodicals archive ?
The center of mass is practically at the arrowhead.
From Figure 4, we can see the sharp drop in the curve for 20 TeV compared with other curves at 60 TeV and 100 TeV at the center of mass energies.
It is assumed that the space debris is a rigid body; the Earth does not rotate, and it has a spherical shape; the active spacecraft, which creates ion flow, is maintained in a fixed position relative to the center of mass of the space debris by its control system.
Before the change of the center of gravity, according to the load between front axle and rare axle, we can get the location of the center of mass, that is [l.sub.f] = 1.154 m and [l.sub.r] = 1.394 m, and the vehicle mass center is located before the center of the vehicle size.
(There's an equal amount of weight on either side.) Explain that this point is called the center of mass. Read aloud the definition of that term on page 13.
Unfortunately, the X-ring is located roughly at the upper abdomen (near the center of mass), which is considerably lower than the preferred target area for a real-world shooting.
In the present extended particle structure, since we have considered the center of mass point and center of charge separated by radius of rotation in the complex plane, the equation of motion of the particle as a whole is considered as a combination of equation of motion of center of charge and the equation of motion of center of mass.
"If I shove the robot and that center of mass moves, the robot can calculate how much force it takes to move its center of mass back into position because we can calculate all the forces going through each of the joints," adds Seminatore.
[rho]i--i's number joint and center of mass connecting vector;
On land, it probably walked on all fours, as indicated by the animal's relatively forward center of mass (arrow).
It's not your footstrike that is paramount to shock absorption, but rather where your foot strikes the ground in relation to your center of mass. As we've previously discussed, minimal shoes don't automatically mean you forefoot strike.
The robot's center of mass is lower than the axis of rotation, stabilizing it and eliminating the need for sensors and control algorithms to keep it upright.

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