Amasthenic

1 definition found

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

  Amasthenic \Am`as*then"ic\, a. [Gr. ? together + ? force.]
     (Photog.)
     Uniting the chemical rays of light into one focus, as a
     certain kind of lens; amacratic.
     [1913 Webster]