What is Inert?

Inert definition and meaning on Dictionary terms:
having no inherent power of action, motion, or resistance (opposed to active): inert matter.
Chemistry. having little or no ability to react, as nitrogen that occurs uncombined in the atmosphere.
Pharmacology. having no pharmacological action, as the excipient of a pill.
inactive or sluggish by habit or nature.

RELATED WORDSdormant, motionless, immobile, impotent, passive, inactive, paralyzed, listless, powerless, apathetic, asleep, dead, down, dull, idle, impassive, inanimate, indolent, languid, lazy