The definition of inertia is when an object remains still or moves in a constant direction at a constant speed.
See inertia in Webster's New World College Dictionary
noun
Origin: L, lack of art or skill, ignorance < iners: see inert
Related Forms:
See inertia in American Heritage Dictionary 4
noun
Origin:
Origin: Latin, idleness
Origin: , from iners, inert-, inert; see inert
.Related Forms:
Learn more about inertia
Related Articles