tachyphylaxis.
A rapidly decreasing response to a drug following administration of the initial doses.
Meaning & usage
A rapidly decreasing response to a drug following administration of the initial doses.
Where this word comes from
Etymology tree Ancient Greek τᾰχῠ́ς (tăkhŭ́s)bor. English tachy- English phylaxis English tachyphylaxis From tachy- + phylaxis.
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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.