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.

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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.

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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.

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“Preexposure prophylaxis is something we don’t have a replacement for,” Glatt says.

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In a 2008 monkey study led by Moss, published in the Proceedings of the National Academy of Sciences, researchers compared preexposure vaccination against monkeypox from a single dose of MVA and one dose of a cruder version of ACAM2000 called Dryvax.

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