turpentine
/ˈtɜːrpɪnaɪn/Definitions
1. noun
a volatile oil obtained from pine resin, used as a solvent, paint thinner, and in the manufacture of varnishes and other products.
“The artist used turpentine to thin her oil paints.”
2. verb
to treat or coat with a substance containing turpentine, especially to preserve wood.
“The carpenter turpentined the deck to protect it from the elements.”