theophylline.
A bitter crystalline compound present in small quantities in tea leaves, isomeric with theobromine; used as a drug in therapy for respiratory diseases.
Meaning & usage
A bitter crystalline compound present in small quantities in tea leaves, isomeric with theobromine; used as a drug in therapy for respiratory diseases.
Where this word comes from
Etymology tree Translingual Thea Proto-Indo-European *bʰleh₃-der. Proto-Indo-European *bʰolyom Proto-Hellenic [Term?] Ancient Greek φύλλον (phúllon) English -ine English theophylline From Translingual Thea (“former genus name for the tea plant”) + Ancient Greek φύλλον (phúllon, “leaf”) + English -ine.
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Definitions, grammatical labels, IPA, etymology and examples: Wiktionary contributors, extracted by Kaikki / Wiktextract. Adapted under CC BY-SA 4.0. Selected fields and authored examples are shown; third-party quotations and audio are omitted. See contributor history.
Last enriched 2026-09-10. Definitions are in English. Romanizations are shown when supplied by the source; syllable estimates are omitted for unsupported scripts.