factice

plural factices

1. countableuncountableVulcanized unsaturated vegetable or animal oil, used as a processing aid and property modifier in rubber.

   1 more example

   Although factice is, strictly speaking, not a plasticizer, being added to mixes for a whole range of reasons including the improvement of dimensional stability and rigidity of unsupported articles in hot air cures, the improvement of surface finish and electrical insulation, it does nevertheless act as a softener, improving filler dispersion and decreasing the energy requirements of mixing.

   1999, M.J. Loadman, Analysis of Rubber and Rubber-like Polymers, page 56

2. countableuncountableAn oversized, mock perfume bottle, usually filled with colored water instead of perfume, used for display purposes in perfumeries.