Medical Dictionary
Main Entry:
pho·to·ca·tal·y·sis Pronunciation:
"fOt-O-k&-'tal-&-s&s Function:
noun Inflected Form:
plural pho·to·ca·tal·y·ses /-"sEz/ : the acceleration of a chemical reaction by radiant energy (as light) acting either directly or byexciting a substance that in turn catalyzes the main reaction —compare
PHOTOINACTIVATION 1