| 释义 |
heliodon|ˈhiːlɪəʊdɒn|
[f. helio- + Gr. ὁδός way, path.]
A mechanical apparatus for demonstrating the sun's apparent motion, used in astronomy or in architectural design.
1909in Webster. 1932Dufton & Beckett in Jrnl. Sci. Instrum. IX. 253 In the Heliodon, the apparatus which is the subject of the present paper, the representation of the motion of the sun is simplified. 1964New Scientist 30 Jan. 288/1 Models of a building..with an artificial Sun would be of immense value... Although individual machines were given such names as ‘sunshine analyser’ or ‘solarometer’, the generic name for them is ‘heliodon’. |