Lucernal
Pronunciation : Lu*cer"nal
Part of Speech : a.
Etymology : [L. lucerna a lamp.]
Definition : Defn: Of or pertaining to a lamp. Lucernal microscope, a form of the microscope in which the object is illuminated by means of a lamp, and its image is thrown upon a plate of ground glass connected with the instrument, or on a screen independent of it.
Source : Webster's Unabridged Dictionary, 1913