Quick definitions from WordNet (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
▸ Also see gregorian_telescopes
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▸ Idioms related to gregorian telescope (New!)
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▸ 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
▸ Also see gregorian_telescopes
▸ Words similar to gregorian telescope
▸ Usage examples for gregorian telescope
▸ Idioms related to gregorian telescope (New!)
▸ Words that often appear near gregorian telescope
▸ Rhymes of gregorian telescope
▸ Invented words related to gregorian telescope