[pho.to.dis.so.ci.a.tion] n (1925): dissociation of the molecules of a substance (as water) caused by absorption of radiant energy -- pho.to.dis.so.ci.ate vb
PHOTODISSOCIATION
Meaning of PHOTODISSOCIATION in English
Merriam-Webster English vocab. Английский словарь Merriam Webster. 2012