Diactinic

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Diactinic \Di`ac*tin"ic\, a. [Pref. di- + actinic.] (Physics)
     Capable of transmitting the chemical or actinic rays of
     light; as, diactinic media.
     [1913 Webster]