Camphor (noun)

1. A white crystalline substance with a strong pungent aroma, obtained from the wood of the camphor tree and used in medicine and as a moth repellent.
2. A medicinal oil or ointment that contains camphor.

Origin:

Late middle english: from old french camphre, via latin from greek kafkhōra, from arabic kafur.

Examples:

1. He applied a small amount of camphor oil to his chest to help him breath better.
2. The camphor scent is used to repel moths and other insects.
3. Camphor is used as an ingredient in many chest rubs to ease cold symptoms.
4. Camphor has been used for centuries in traditional medicine to relieve pain.
5. The camphor was distilled from the wood of the camphor tree.