Dictionary

theophylline

theophylline

noun the·oph·yl·line \thē-ˈä-fə-lən\

Definition of THEOPHYLLINE

:  a feebly basic bitter crystalline compound C7H8N4O2 present in tea leaves that is isomeric with theobromine and is used in medicine especially as a bronchodilator

Origin of THEOPHYLLINE

International Scientific Vocabulary theo- (from New Latin thea tea) + phyll- + 2-ine
First Known Use: circa 1894

theophylline

noun the·oph·yl·line \thē-ˈäf-ə-lən\   (Medical Dictionary)

Medical Definition of THEOPHYLLINE

:  a feebly basic bitter crystalline compound C7H8N4O2 that is present in small amounts in tea but is prepared chiefly by synthesis, that is isomeric with theobromine, and that is used in medicine often in the form of derivatives or in combination with other drugs especially as a bronchodilator to relieve or prevent symptoms of asthma and bronchospasm associated with chronic bronchitis and emphysema

Browse

Next Word in the Dictionary: theopneustPrevious Word in the Dictionary: TheophrastianAll Words Near: theophylline
March 03, 2015
thanatology Hear it
The study of death and grieving
Take a 3-minute break and test your skills!
How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears