1. Adjective.  unable to move or act; inanimate.
  2. Adjective.  sluggish or lethargic.
  3. Adjective.  in chemistry, not readily reacting with other elements or compounds.
  4. Adjective.  having no therapeutic action.
  5. Noun.  (chemistry) A substance that does not react chemically.

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This entry was last updated on RefTopia from its source on 3/20/2012.