self-gravitationaladj.

Brit.

/ˌsɛlfˌɡravᵻˈteɪʃn̩(ə)l/,

/ˌsɛlfˌɡravᵻˈteɪʃən(ə)l/, U.S.

/ˌsɛlfˌɡrævəˈteɪʃ(ə)nəl/

Origin: Formed within English, by derivation. Etymons: self- prefix, gravitational adj.

Etymology: < self- prefix + gravitational adj., after self-gravitation n. Compare earlier self-gravitating adj.

Physics and Astronomy.

Of, relating to, or involving self-gravitation (self-gravitation n. 3).

ΚΠ

1920 Pop. Astron. Aug. 407 If another body is near such a rotating mass, its surface becomes equipotential for..self-gravitational, centrifugal and tidal forces.

1962 P. O. Lindblad in L. Woltjer Distribution & Motion Interstellar Matter 223 A massive ring in a central force field..can carry two different kinds of bisymmetrical waves by self-gravitational action.

1973 Scottsdale (Arizona) Daily Progress 14 Sept. 19 Matter tends to pile up in..waves and the resulting globs of matter produced eventually condensed under their own self-gravitational forces to produce galaxies.

2006 Science 6 Oct. 97/1 Predictions of gravitational radiation and self-gravitational effects can only be tested using massive and compact astronomical objects such as neutron stars and black holes.

This entry has been updated (OED Third Edition, January 2018; most recently modified version published online March 2022).

单词	self-gravitational
释义	self-gravitationaladj. Brit. /ˌsɛlfˌɡravᵻˈteɪʃn̩(ə)l/, /ˌsɛlfˌɡravᵻˈteɪʃən(ə)l/, U.S. /ˌsɛlfˌɡrævəˈteɪʃ(ə)nəl/ Origin: Formed within English, by derivation. Etymons: self- prefix, gravitational adj. Etymology: < self- prefix + gravitational adj., after self-gravitation n. Compare earlier self-gravitating adj. Physics and Astronomy. Of, relating to, or involving self-gravitation (self-gravitation n. 3). ΚΠ 1920 Pop. Astron. Aug. 407 If another body is near such a rotating mass, its surface becomes equipotential for..self-gravitational, centrifugal and tidal forces. 1962 P. O. Lindblad in L. Woltjer Distribution & Motion Interstellar Matter 223 A massive ring in a central force field..can carry two different kinds of bisymmetrical waves by self-gravitational action. 1973 Scottsdale (Arizona) Daily Progress 14 Sept. 19 Matter tends to pile up in..waves and the resulting globs of matter produced eventually condensed under their own self-gravitational forces to produce galaxies. 2006 Science 6 Oct. 97/1 Predictions of gravitational radiation and self-gravitational effects can only be tested using massive and compact astronomical objects such as neutron stars and black holes. This entry has been updated (OED Third Edition, January 2018; most recently modified version published online March 2022). < adj.1920
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