Word | Noun | Adjective | Verb | Adverb |
---|---|---|---|---|
Cassegrainian telescope | Yes | No | No | No |
Gregorian telescope | Yes | No | No | No |
Cassegrainian telescope (noun) | 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 | 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 |