organotropism: Meaning and Definition of

or•ga•not•ro•pism

Pronunciation: (ôr"gu-no'tru-piz"um), [key]
— n.
  1. the attraction of microorganisms or chemical substances to particular organs or tissues of the body.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.