inertia

Meanings

1. 1
   noun

   a disposition to remain inactive or inert

   They had to overcome their inertia and get back to work.

From Latin inertia (“lack of art or skill, inactivity, indolence”), from iners (“unskilled, inactive”), from in- (“without, not”) + ars (“skill, art”). Something close to the modern physics sense was first used in New Latin by Johannes Kepler.

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