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preservative

   Also found in: Dictionary/thesaurus, Encyclopedia, Wikipedia, Hutchinson 0.02 sec.
preservative /pre·ser·va·tive/ (pre-zer´vah-tiv) a substance or preparation added to a product to destroy or inhibit the multiplication of microorganisms.
pre·ser·va·tive (pr-zûrv-tv)
n.
A substance added to food products or to organic solutions to prevent decomposition due to chemical change or bacterial action.

preservative
[prisur′vətiv]
Etymology: L, praeservare, to keep
a chemical or other agent that reduces the rate of decomposition of a substance.

preservative,
n a substance added to prevent deterioration.

preservative
a substance added to a product to destroy or inhibit multiplication of microorganisms.

food preservative
substances added to food for humans; hence they are not poisonous.
wood preservative
chrome-copper-arsenic, chlorinated naphthalene, creosote; poisonous to most animals. See also wood preservative.


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