Medical Dictionary

preexposure

adj pre·ex·po·sure \-ik-ˈspō-zhər\

Medical Definition of PREEXPOSURE

:  of, relating to, occurring in, or being the period preceding exposure (as to a stimulus or a pathogen) <preexposure immunization>

Browse

How to use a word that (literally) drives some people nuts.
Test your vocab with our fun, fast game
Ailurophobia, and 9 other unusual fears