photophoresis

noun

pho·​to·​pho·​re·​sis

ˌfōtəfəˈrēsə̇s

plural photophoreses

-ēˌsēz

: movement of small particles (as dust particles) under the influence of radiant energy (as light) that is considered positive when the movement is away from the source of energy and negative when toward it compare magnetophotophoresis

photophoretic

¦⸗⸗⸗¦retik

adjective

Word History

Etymology

New Latin, from phot- + -phoresis

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