prophylactic.
A medicine which preserves or defends against disease; a preventive.
Meaning & usage
A medicine which preserves or defends against disease; a preventive.
A medicine which preserves or defends against disease; a preventive. A prophylactic condom.
Any device or mechanism intended to prevent harmful consequences.
The securities laws are a prophylactic against stock fraud.
Where this word comes from
From Latin prophylacticus, from Ancient Greek προφυλακτικός (prophulaktikós, “prophylactic”).
Serving to prevent or protect against an undesired effect, especially disease or pregnancy.
Where this word comes from
From Latin prophylacticus, from Ancient Greek προφυλακτικός (prophulaktikós, “prophylactic”).
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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.