center of gravity


noun

Mechanics. the point through which the resultant of gravitational forces on a body passes and from which the resultant force of attraction of the body on other bodies emanates: coincident with the center of mass in a uniform gravitational field.
a person, thing, or idea that is the vital or pivotal focus of interest or activity within a larger entity.

QUIZZES

THE OCTOBER WORD OF THE DAY QUIZ IS HERE TO HAUNT YOU

Search your capacious memory for the meaning of October’s words!
Question 1 of 9
Which Word of the Day from this month means, “an irrational dislike; loathing”?

Origin of center of gravity

First recorded in 1650–60
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2020

Scientific definitions for center of gravity

center of gravity
[ sĕntər ]

The center of mass of an object in the presence of a uniform gravitational field.
The American Heritage® Science Dictionary Copyright © 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

Cultural definitions for center of gravity

center of gravity

The point in any solid where a single applied force could support it; the point where the mass of the object is equally balanced. The center of gravity is also called the center of mass. When a man on a ladder leans sideways so far that his center of gravity is no longer over his feet, he begins to fall.

The New Dictionary of Cultural Literacy, Third Edition Copyright © 2005 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.