preexposure

or pre-ex·po·sure

[ pree-ik-spoh-zher ]

noun

1. exposure beforehand.
2. Photography. the exposing of a film to even light, before photographing a subject, to increase its sensitivity.

Word History and Origins

Origin of preexposure¹

First recorded in 1935–40; pre- + exposure

Example Sentences

Truvada is used in treating HIV and as a preexposure prophylaxis for people at high risk, including those with multiple sexual partners and those who share needles while injecting drugs.

From Washington Times

Truvada is used in treating HIV and as a preexposure prophylaxis for people at high risk, including those with multiple sexual partners and those who share needles while injecting drugs.

From Seattle Times

That work has included ramping up HIV testing and PrEP, or preexposure prophylaxis, programs, as well as expanding care for transgender people living with the virus.

From Salon

That work has included ramping up HIV testing and PrEP, or preexposure prophylaxis, programs, as well as expanding care for transgender people living with the virus.

From Seattle Times

District Judge Reed O’Connor builds on a September judgment in which he also said the ACA requirement that employers cover preexposure prophylaxis treatment to prevent HIV violates the Religious Freedom Restoration Act.

From Scientific American