Vap·o·rif·ic a.  Chem. Producing vapor; tending to pass, or to cause to pass, into vapor; thus, volatile fluids are vaporific; heat is a vaporific agent.
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  vaporific
       adj 1: used of substances [syn: evaporable, vaporizable, volatilizable,
               volatilisable]
       2: resembling or characteristic of vapor; "vaporous clouds"
          [syn: vaporish, vapourish, vaporous]