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Pronunciation varies by accent · adjective
(astronomy) That surrounds or circles the planet Saturn..
While strong evidence supports an exogenous source of impacting particles creating the albedo changes centered on the apex of the leading hemisphere of Iapetus (Buratti and Mosher 1995), the origin of these particles is still unknown. The spectral data do not provide supporting evidence for either a circumsaturnian or a^([sic]) interplanetary origin of the particles.
Use circumsaturnian when its meaning, tone and grammar fit the full sentence. A synonym is not always a direct replacement.
Circumsaturnian means (astronomy) That surrounds or circles the planet Saturn..
The closest synonym depends on the sentence and intended sense.
The opposite depends on the specific sense.
While strong evidence supports an exogenous source of impacting particles creating the albedo changes centered on the apex of the leading hemisphere of Iapetus (Buratti and Mosher 1995), the origin of these particles is still unknown. The spectral data do not provide supporting evidence for either a circumsaturnian or a^([sic]) interplanetary origin of the particles.
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