Meaning of sensitization

sen•si•ti•za•tion

Pronunciation: (sen"si-tu-zā'shun), [key]
— n.
  1. the state or process of being sensitized.
  2. the process of becoming susceptible to a given stimulus that previously had no effect or significance.
    1. a state or condition in which a previously encountered foreign substance triggers an immune reaction.
    2. an immunologic state or condition that is evidenced by the acquired ability of a cell or individual to detect the presence of a foreign substance upon reexposure to the substance and to react immunologically.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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