What is the meaning of gregorian telescope?

noun

  • A reflecting telescope that has a paraboloidal primary mirror and a hyperboloidal secondary mirror; light is brought to a focus through an aperture in the center of the primary mirror.
WordNet 3.0 © 2006 by Princeton University
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APAWordNet. (2010). gregorian telescope. Retrieved September 22, 2026, from http://smartdefine.org/gregorian_telescope/definitions/1283179
ChicagoWordNet. 2010. "gregorian telescope" http://smartdefine.org/gregorian_telescope/definitions/1283179 (accessed September 22, 2026).
HarvardWordNet 2010, gregorian telescope, Smart Define, viewed 22 September, 2026, <http://smartdefine.org/gregorian_telescope/definitions/1283179>.
MLAWordNet. "gregorian telescope" 23 October 2010. Web. 22 September 2026. <http://smartdefine.org/gregorian_telescope/definitions/1283179>