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Meaning of systemic

sys•tem•ic

Pronunciation: (si-stem'ik), [key]
— adj.
  1. of or pertaining to a system.
    1. pertaining to or affecting the body as a whole.
    2. pertaining to or affecting a particular body system.
  2. (of a pesticide) absorbed and circulated by a plant or other organism so as to be lethal to pests that feed on it.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.
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