Gregorian Telescope

Definition: Gregorian Telescope

Gregorian Telescope

Noun

1. 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.

Domain	Definitions
Literature	Gregorian Telescope The first form of the reflecting telescope, invented by James Gregory, professor of mathematics in the university of St. Andrews. (1663.). Source: Brewer's Dictionary.
Source: compiled by the editor from various references; see credits.

Synonym: Gregorian Telescope

Synonym: Cassegrainian telescope (n). (additional references)

Crosswords: Gregorian Telescope

English words defined with "Gregorian telescope": Cassegrainian telescope ♦ reflecting telescope. (references)

Scrabble® Enable2K-Verified Anagrams
	Words within the letters "a-c-e-e-e-e-g-g-i-l-n-o-o-p-r-r-s-t"
	-5 letters: progestogenic, resegregation, scleroprotein.
Source: compiled by the editor from various references; see credits. SCRABBLE® is a registered trademark. All intellectual property rights in and to the game are owned in the U.S.A and Canada by Hasbro Inc., and throughout the rest of the world by J.W. Spear & Sons Limited of Maidenhead, Berkshire, England, a subsidiary of Mattel Inc. Mattel and Spear are not affiliated with Hasbro.

Hexadecimal (or equivalents, 770AD-1900s) (references)

47 72 65 67 6F 72 69 61 6E 54 65 6C 65 73 63 6F 70 65

Leonardo da Vinci (1452-1519; backwards) (references)

Binary Code (1918-1938, probably earlier) (references)

01000111 01110010 01100101 01100111 01101111 01110010 01101001 01100001 01101110 00100000 01010100 01100101 01101100 01100101 01110011 01100011 01101111 01110000 01100101

HTML Code (1990) (references)

&#71 &#114 &#101 &#103 &#111 &#114 &#105 &#97 &#110 &#32 &#84 &#101 &#108 &#101 &#115 &#99 &#111 &#112 &#101

ISO 10646 (1991-1993) (references)

0047 0072 0065 0067 006F 0072 0069 0061 006E 0054 0065 006C 0065 0073 0063 006F 0070 0065

Encryption (beginner's substitution cypher): (references)

4184717381847567802547178718569818271

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Gregorian Telescope

Definition: Gregorian Telescope