What is the meaning of Inertia?

The property of a body that resists any change to its uniform motion; equivalent to its mass.

In a person, unwillingness to take action.

Lack of activity; sluggishness; said especially of the uterus, when, in labour, its contractions have nearly or wholly ceased.

inertia

want of art or skill, unskillfulness, ignorance

inactivity, idleness, laziness, indolence

form removed with the spelling reform of 2005; superseded by inerti

Source: wiktionary.org