center of mass

noun phrase

: the point in a body or system of bodies at which the whole mass may be considered as concentrated

Examples of center of mass in a Sentence

Recent Examples on the Web

The clouds share a center of mass, and depending on their relative speed, direction and mass, gravity may cause the clouds to spin into each other and fuse. — Edwin Alexani, The Conversation, 2 Nov. 2026

Because the weight sits below the handle, the center of mass is offset from your grip. — Jakob Roze, HEALTH, 2 Nov. 2026

On flat ground, if the pendulum’s arm points forward, the shell rolls forward to compensate, and as long as the pendulum keeps the center of mass in front of the center of the ball, RoboBall will keep rolling forward. — IEEE Spectrum, 3 Sep. 2026

In a hallway, on a sidewalk or a gentle downhill, walk briskly for 6 or more feet, then bring yourself to a complete stop over three progressively shorter steps, softening your knees, hinging slightly at your hips and dropping your center of mass. — Dana Santas, CNN Money, 20 Aug. 2026

Word History

First Known Use

1862, in the meaning defined above

Rhymes for center of mass

• bermudagrass
• ecclesiastes
• alas
• amass
• bromegrass
• bypass
• crabgrass
• crevasse
• eelgrass
• eyeglass
• groundmass
• harass

Kids Definition

center of mass

: the point in a body or system of bodies at which the whole mass can be thought of as concentrated