Glossary

T

Terpenes A large and diverse class of organic compounds, produced by a variety of plants and by some insects. It’s responsible for creating the unique aroma of each individual plant. To learn more about terpenes, click here!
Terpinen-4-ol A monoterpene alcohol that’s most often associated with tea tree oil. Terpinen-4-ol has been shown to have a wide range of benefits when used aromatically or applied topically. To learn more about terpinen-4-ol, click here!
Therapeutic Something that promotes healing or acts as a therapy.
Thymol A white crystalline aromatic compound derived from thyme oil (or other oils) or made synthetically. It’s used as an antiseptic, a fungicide, and a preservative. Thymol is a phenol.
Toxicity A substance that reaches a point where it becomes harmful or damaging to the body.
Triclosan An antibacterial and antifungal chemical used in commercial products (toothpaste, detergents, and so on). It’s associated with disruption of thyroid and hormone function.
Triethanolamine A tertiary amino compound used widely as a buffer and surfactant in cosmetics.
Turpentine A fluid obtained by distilling resin from live trees—often pines. It’s mainly used as a solvent and as a source of materials for organic synthesis.