| 释义 |
geodetic, a. and n.|dʒiːəʊˈdɛtɪk|
Also 7 geodaetick.
[as if ad. L. *geōdætic-us, a. Gr. *γεωδαιτικός, f. γῆ earth + δαίειν to divide.]
A. adj.
a. Of or pertaining to geodesy. geodetic line (see quot. 1879).
1834Nat. Philos., Astron. xiii. 253/1 (U.K.S.) Those great geodetic operations which have been undertaken to determine the figure of the earth. 1879Thomson & Tait Nat. Phil. I. i. §132 If the shortest possible line be drawn from one point of a surface to another, its plane of curvature is everywhere perpendicular to the surface. Such a curve is called a Geodetic line. 1880Nature XXI. 197 Geographical and topographical work such as had been carried on by the Coast and Geodetic Surveys and the Land Office.
b. geodetic construction (see quot. 1950); geodetic dome = geodesic dome.
1936Jrnl. Aeronaut. Sci. Dec. 78/1 The multitudinous fittings employed in the geodetic construction..add much to the weight and cost of the structure. 1950Gloss. Aeronaut. Terms (B.S.I.) 3105 Geodetic construction, a method of making curved space frames in which the particular structural members follow geodesics in the surface, the curves being designed in such a manner that the forces set up in the members are either tension or compression. 1958New Scientist 15 May 27/2 The airship embodied Wallis's first essay in geodetic construction, and it was a complete success. 1959Times Lit. Suppl. 6 Nov. p. xxx/5 With his geodetic domes and his synergetic geometry..he [sc. Buckminster Fuller] is designing..methods of enclosing space that others may one day make into an architecture. 1970K. Platt Pushbutton Butterfly (1971) viii. 84 The house..was a series of geodetic domes clustered igloo-like beneath the main house.
B. n. (the adj. used absolutely).
†1. pl. ‘Geodetical’ numbers: see geodetical 2.
1674S. Jeake Arith. (1696) 62 The smaller Geodaeticks arise from such of the greater as admit of subdivisions.
2. A geodetic line (see quot. 1879 in A).
1879Thomson & Tait Nat. Phil. I. i. §137 There must..be tortuosity in every geodetic of the closed polygon.
3. in pl. form geodetics = geodesy.
In mod. Dicts. |