rechallenge.
To challenge again.
Meaning & usage
To challenge again.
To challenge in return.
To try a therapeutic pharmaceutical drug, suspected allergen, or medical treatment on a patient a second or subsequent time, to see if the suspected effects of the treatment occur again. This is typically performed to confirm allergic or adverse reactions to allergens or medications, but may also be used to confirm beneficial treatments or to retry a probable beneficial treatment which did not appear to be effective previously.
Where this word comes from
Etymology tree Proto-Italic *wre- Latin re-der. Old French re-bor. Middle English re- English re- English challenge English rechallenge From re- + challenge.
A challenge made in return.
The event of rechallenging as above.
Where this word comes from
Etymology tree Proto-Italic *wre- Latin re-der. Old French re-bor. Middle English re- English re- English challenge English rechallenge From re- + challenge.
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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.