Photonephograph

1 definition found

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

  Photonephograph \Pho`to*neph"o*graph\
     (f[=o]`t[-o]*n[e^]f"[-o]*gr[.a]f), n. [Photo- + Gr. ne`fos a
     cloud + -graph.] (Meteor.)
     A nephoscope registering by photography, commonly consisting
     of a pair of cameras used simultaneously.
     [Webster 1913 Suppl.]