Definition of "center of gravity" []

• The point in or near a body at which the gravitational potential energy of the body is equal to that of a single particle of the same mass located at that point and through which the resultant of the gravitational forces on the component particles of the body acts. (noun)
• The point of greatest importance, interest, or activity: "The center of gravity for the English language is no longer Britain. American English is the greatest influence on English everywhere” ( Robert W. Burchfield). (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Jitjitjit-eeeee — screamed a linkage, but Quath scrambled to safety, feeling the safety-warmth as her center of gravity slid into snug position above solid ground."
• "    Fast as Reseda was, Azza was even faster, and her center of gravity was far lower."
• "No more than 8,000 pounds of fuel could be onloaded at one refueling time because of critical center of gravity limitations and the necessity to keep the aircraft in landing configuration."