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Hasil cari dari kata atau frase: Periastron (0.01399 detik)
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English → English (gcide)
Definition: Periastron
Periastron
\Per`i*as"tron\, n. [NL., fr. Gr. ? about + ? a
star.] (Astron.)
That point, in the real or apparent orbit of one star
revolving around another, at which the former is nearest to
the latter.
[1913 Webster]
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