methylxanthine
/ˌmɛθəlˈzænθiːn/
noun
- A type of chemical compound found in plants like coffee, tea, and chocolate, which acts as a stimulant and affects the nervous system.
- Many people enjoy the mild stimulant effect of the methylxanthine in chocolate.
- Theophylline, a methylxanthine, is used in some asthma medications.
- Caffeine is the most well-known methylxanthine, found in coffee and energy drinks.