Holophotal

1 definition found

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

  Holophotal \Hol`o*pho"tal\, a. [Holo + Gr. ?, ?, light.] (Opt.)
     Causing no loss of light; -- applied to reflectors which
     throw back the rays of light without perceptible loss.
     [1913 Webster]