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单词 cannibal galaxy
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cannibal galaxy
cannibal galaxy n. Astronomy a galaxy which is absorbing or has absorbed a smaller galaxy or part of it (cf. galactic cannibalism n. at galactic adj. Compounds).
ΚΠ
1976 Sci. Amer. Mar. 71/2 If the cannibal galaxy swells significantly, the number of stars in the central region might be reduced and the galaxy would appear fainter.
1988 T. Ferris Coming of Age in Milky Way (1989) i. ix. 175 We would encounter many sights worth seeing along our way—the giant cannibal galaxy Centaurus A,..the distended spiral M51,..the giant elliptical Virgo A.
2012 Western Mail (Nexis) 5 Apr. 17 A cannibal galaxy that consumed a smaller counterpart a billion years ago is having its dark secrets revealed.
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