NCIt definition : An organic compound made synthetically or obtained from peppermint or mint oils with
flavoring and local anesthetic properties. When added to pharmaceuticals and foods,
menthol functions as a fortifier for peppermint flavors. It also has a counterirritant
effect on skin and mucous membranes, thereby producing a local analgesic or anesthetic
effect.;
Alternative definition : NCI-GLOSS: A substance that comes from mint oils or is made in the laboratory. It
is used to relieve itching and to treat problems in the upper respiratory tract. Menthol
causes a cooling sensation when eaten or put on the skin and it acts as a mild pain
killer. It is found in nasal sprays, cough drops, inhalers, creams, and lotions. It
is also used as a flavor in many food and oral hygiene products.;