DICT.TW Dictionary Taiwan

 Dry·ing, a.
 1. Adapted or tending to exhaust moisture; as, a drying wind or day; a drying room.
 2. Having the quality of rapidly becoming dry.
 Drying oil, an oil which, either naturally or after boiling with oxide of lead, absorbs oxygen from the air and dries up rapidly. Drying oils are used as the bases of many paints and varnishes.
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 drying oil
      n : an oil that hardens in air due to oxidation and is often
          used as a paint or varnish base