'Water telescope' definitions:

Definition of 'Water telescope'

From: GCIDE
  • Water telescope \Water telescope\
  • 1. (Optics) A telescope in which the medium between the objective and the eye piece is water instead of air, used in some experiments in aberration. [Webster 1913 Suppl.]
  • 2. A telescope devised for looking into a body of water. [Webster 1913 Suppl.]