pre-exposure prophylaxis

noun

A form of prevention, usually medication, that is taken before exposure to a pathogen, preventing development of disease after such exposure.

“Some doctors will prescribe pre-exposure prophylaxis to sexually active people to prevent them from getting HIV/AIDS.”

Similar
PrEP
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Meanings

nounpre-exposure prophylaxis (uncountable)
  1. uncountablemedicineA form of prevention, usually medication, that is taken before exposure to a pathogen, preventing development of disease after such exposure.

    Synonyms: PrEP

    1. especiallyuncountablemedicineA preventative medical regimen of HIV medicines used to protect against HIV seroconversion after an exposure.

      Some doctors will prescribe pre-exposure prophylaxis to sexually active people to prevent them from getting HIV/AIDS.

      Synonyms: PrEP

Synonyms & antonyms

nounA form of prevention, usually medication, that is taken before exposure to a pathogen, preventing development of disease after such exposure.

Similar
PrEP

nounA preventative medical regimen of HIV medicines used to protect against HIV seroconversion after an exposure.

Similar
PrEP
Cite this entry
APA

pre-exposure prophylaxis. (n.d.). In WatkinsX Dictionary. Retrieved November 4, 2026, from https://dictionary.watkinsx.com/word/pre-exposure%20prophylaxis

MLA

“pre-exposure prophylaxis.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/pre-exposure%20prophylaxis. Accessed November 4, 2026.

Chicago

WatkinsX Dictionary, s.v. “pre-exposure prophylaxis,” accessed November 4, 2026, https://dictionary.watkinsx.com/word/pre-exposure%20prophylaxis.

Source: pre-exposure prophylaxis on Wiktionary, CC BY-SA 4.0.