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Definitions

prophylactic

[proh-fuh-lak-tik, prof-uh-] / ˌproʊ fəˈlæk tɪk, ˌprɒf ə- /
ADJECTIVE
protective
Synonyms


Example Sentences

Examples are provided to illustrate real-world usage of words in context. Any opinions expressed do not reflect the views of Dictionary.com.

Volunteers were divided into two groups: prophylactic arm and therapeutic arm.

From Science Daily

It also announced plans to buy Cidara Therapeutics, which is working on antiviral treatments, including a flu prophylactic in Phase 3, for $9.2 billion.

From MarketWatch

Both antivirals can also be prescribed if you’ve been exposed to the flu and want to take it prophylactically.

From The Wall Street Journal

But more crucially, American military aid is prophylactic.

From Salon

Pallett says such prophylactic use of the drugs, though unavoidable, can “add fuel to the fire” by promoting the evolution and spread of genes for drug resistance.

From Science Magazine