1. A colourless crystalline alkaloid derived from tea leaves or made synthetically; used in medicine as a bronchial dilator
   - theophylline, Elixophyllin, Theobid

Type of: bronchodilator

• asymmetrically
• asymmetry
• asymptomatic
• asymptote
• asymptotic
• asymptotically
• asynchronism
• asynchronous
• asynchronous operation
• asynchronous transfer mode
• asynchrony
• asynclitism
• asyndetic
• asyndeton
• asynergia
• asynergic
• asynergy
• asystole
• at
• at a loss
• at a low price
• at a lower place
• at a time
• at all
• at all costs