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Adjective: preservative  pri'zur-vu-tiv
  1. Tending or having the power to preserve
    "timbers should be treated with a preservative substance"
Noun: preservative  pri'zur-vu-tiv
  1. A chemical compound that is added to protect against decay or decomposition

Derived forms: preservatives

See also: protective

Type of: chemical compound, compound

Encyclopedia: Preservative