We're working on a new site. Click here to get a sneak preview.
Medical Dictionary


noun pho·to·ki·ne·sis \-kə-ˈnē-səs, -kī-\
plural pho·to·ki·ne·ses \-ˈnē-ˌsēz\

Medical Definition of PHOTOKINESIS

:  motion or activity induced by light
pho·to·ki·net·ic \-ˈnet-ik\ adjective


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