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5 results for “Astrolabe”
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Britannica 11th
Encyclopaedia Britannica · 11th edition
Astrolabe
Britannica 11thASTROLABE (from Gr. oxnpov, star, and \afitiv, to take), an instrument used not only for stellar, but for solar and lunar Altitude-taking. The principle of the astrolabe is explained in tig. 2. There were two kinds, — spherical and planispheric. Fis. 2.— Princ ...
Astraea
Britannica 11thASTRAEA, in Greek legend, the " star maiden," daughter of Zeus and Themis, or of Astraeus the Titan and Eos, in which case she is identified with Dike. During the golden age she remained among men distributing blessings, but when the iron (or bronze) age came
Astropalia
Britannica 11thASTROPALIA (classical A sly polar*), an island, with good harbours, in the south part of the Aegean, situated in 36-5° N. and immediately west of 16-5° E. It was colonized by Megara, and its constitution and buildings arc known from numerous inscriptions. The
Armilla
Britannica 11th... great interest as an example of the armillary sphere passing into the spherical astrolabe. It consisted of a graduated circle inside which another could slide, carrying two small tubes diametrically opposite, the instrument being kept vertical by a plumb-line. ...
Astrology
Britannica 11th... telligible without some knowledge of astrology. Chaucer wrote a treatise on the astrolabe; Milton constantly refers to planetary influences; in Shakespeare's King Lear, Gloucester and Edmund represent respectively the old and the new faith. We still contemplat ...