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

• Noonan's syndrome
• noonday
• Noongar
• noontide
• noontime
• noose
• Nootka
• Nootka cypress
• nopal
• Nopalea
• nope
• nor
• nor'-east
• nor'-nor'-east
• nor'-nor'-west
• nor'-west
• Nor-Q-D
• noradrenaline
• Norbert Wiener
• Nord-Pas-de-Calais
• nordic
• noreaster
• Noreg
• norepinephrine
• norethandrolone