| 释义 |
isoclinal, a. and n.|aɪsəʊˈklaɪnəl|
[f. iso- + Gr. κλῑ́ν-ειν to bend, slope, slant: cf. ἰσοκλινή-ς equally balanced. In mod.F. isocline.]
A. adj.
1. Phys. Geog. Indicating equal magnetic inclination: applied to lines connecting points on the earth's surface at which the magnetic inclination or dip is the same; relating to or containing such lines.
1839Sabine (title) Report on the Magnetic Isoclinal and Isodynamic Lines in the British Islands. 1851–9― in Man. Sci. Enq. 97 In theoretical respects the Isodynamic and Isoclinal lines are not less essential. 1887Gumming Electr. treated Experimentally 52 The lines on the isoclinal map.
2. Geol. (See quot.)
Cf. the analogous anticlinal, synclinal, applied to less acute bends or folds of strata.
1882Geikie Text-bk. Geol. 503 Where a series of strata has been so folded and inverted that its reduplicated members appear to dip regularly in one direction, the structure is termed isoclinal. Ibid. 930 The flexures are often so rapid that after denudation of the tops of the arches the strata are isoclinal, or appear to be dipping all in the same direction.
B. n. Phys. Geog. An isoclinal line: see A. 1.
1889Nature 11 Apr. 565/1 The directions of the isogonals, isoclinals, and lines of equal horizontal force have been found. |