epicyclicaladj.

Brit.

/ˌɛpᵻˈsʌɪklɪkl/,

/ˌɛpᵻˈsɪklɪkl/, U.S.

/ˌɛpəˈsaɪklɪk(ə)l/,

/ˌɛpəˈsɪklək(ə)l/

Forms: 1600s epicyclicall, 1600s– epicyclical.

Origin: A borrowing from Latin, combined with an English element. Etymons: Latin epicyclicus , -al suffix¹.

Etymology: < post-classical Latin epicyclicus (see epicyclic adj.) + -al suffix¹. Compare later cyclical adj.

Designating a celestial object which moves around a point which in turn follows a circular orbit around another body or point in space; of, relating to, or involving such an object or its motion; = epicyclic adj. 1.Frequently in accounts of Ptolemaic astronomy (see note at epicycle n. 1).

ΘΚΠ

the world > relative properties > number > geometry > shape or figure > [adjective] > two-dimensional > circular > epicyclic

epicyclical1618

epicyclica1805

1618 B. Holyday Technogamia sig. G Your Orbes Aequant, Epicyclicall, and Deferent of the Apogeum, and Perigeum, or of the Highest and Lowest Absis.

1782 S. Madan tr. H. Grotius Truth of Christianity i. vii. 22 The revolutions in particular of those planets, whereof some are said to be..eccentrical, and others epicyclical, afford ample testimony that they arise not from any necessary effect of matter.

1839 H. Moseley Astron. lix. 170 With respect to Venus, an analogous Epicyclical path..will be found.

1946 Times Record (Troy, N.Y.) 18 Dec. 8/6 Tycho's accurate measurements made it possible for Johann Kepler..to discard the idea of epicyclical orbits for plants.

1969 P. Gardiner Nineteenth-cent. Philos. v. 175 We may see, in Kepler's works, the many new modifications of the epicyclical hypothesis which offered themselves to him.

2005 R. Greenberg Europa v. 68 Diurnal variation gives the needed tidal torque, which would come into play once the rotation rate becomes small compared with the epicyclical motion of Jupiter.

This entry has been updated (OED Third Edition, March 2016; most recently modified version published online March 2022).

单词	epicyclical
释义	epicyclicaladj. Brit. /ˌɛpᵻˈsʌɪklɪkl/, /ˌɛpᵻˈsɪklɪkl/, U.S. /ˌɛpəˈsaɪklɪk(ə)l/, /ˌɛpəˈsɪklək(ə)l/ Forms: 1600s epicyclicall, 1600s– epicyclical. Origin: A borrowing from Latin, combined with an English element. Etymons: Latin epicyclicus , -al suffix¹. Etymology: < post-classical Latin epicyclicus (see epicyclic adj.) + -al suffix¹. Compare later cyclical adj. Designating a celestial object which moves around a point which in turn follows a circular orbit around another body or point in space; of, relating to, or involving such an object or its motion; = epicyclic adj. 1.Frequently in accounts of Ptolemaic astronomy (see note at epicycle n. 1). ΘΚΠ the world > relative properties > number > geometry > shape or figure > [adjective] > two-dimensional > circular > epicyclic epicyclical1618 epicyclica1805 1618 B. Holyday Technogamia sig. G Your Orbes Aequant, Epicyclicall, and Deferent of the Apogeum, and Perigeum, or of the Highest and Lowest Absis. 1782 S. Madan tr. H. Grotius Truth of Christianity i. vii. 22 The revolutions in particular of those planets, whereof some are said to be..eccentrical, and others epicyclical, afford ample testimony that they arise not from any necessary effect of matter. 1839 H. Moseley Astron. lix. 170 With respect to Venus, an analogous Epicyclical path..will be found. 1946 Times Record (Troy, N.Y.) 18 Dec. 8/6 Tycho's accurate measurements made it possible for Johann Kepler..to discard the idea of epicyclical orbits for plants. 1969 P. Gardiner Nineteenth-cent. Philos. v. 175 We may see, in Kepler's works, the many new modifications of the epicyclical hypothesis which offered themselves to him. 2005 R. Greenberg Europa v. 68 Diurnal variation gives the needed tidal torque, which would come into play once the rotation rate becomes small compared with the epicyclical motion of Jupiter. This entry has been updated (OED Third Edition, March 2016; most recently modified version published online March 2022). < adj.1618
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