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theophylline

Upper-Intermediate (B2)

IPA: /θiˈɒfɪliːn/

KK: /θiˈɑfɪlin/

noun
Definition

A colorless, bitter compound found in tea leaves, used in medicine to help open airways in the lungs.


Example

The doctor prescribed theophylline to help manage my asthma symptoms.


Conversation
Sloth A
Have you ever heard of theophylline?
Sloth B
Yeah, I think it's something used for breathing problems, right?
Sloth A
Exactly! It's a compound found in tea leaves that helps with bronchial dilation.
Sloth B
That's pretty interesting, I had no idea tea could have such benefits!

Synonyms & Antonyms
Synonyms
bronchodilator
alkaloid
stimulant
Antonyms
suppressant
inhibitor
depressant
Root Explanation

The word 'theophylline' is formed from 'theo-' (from Greek 'theos', meaning god) and 'phyllon' (meaning leaf). The term originally refers to a compound derived from tea leaves, hence its connection to 'leaf' and the divine aspect associated with tea in various cultures.

Memory Tip

Think of 'theo' meaning 'god' and 'phyllon' meaning 'leaf' — this helps you remember that theophylline is a compound derived from tea leaves, which have been revered in many cultures.

Visually Confused Words
cyathophylline
phylline
heliophyllite
anthophyllite
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