ice dwarf
Astronomy
noun
A minor planet or dwarf planet with an icy surface; specifically any such object whose orbit is beyond that of Neptune.
Origin
1990s; earliest use found in New Scientist.
| 单词 | ice dwarf |
| 释义 | ice dwarfAstronomy noun A minor planet or dwarf planet with an icy surface; specifically any such object whose orbit is beyond that of Neptune. Origin |
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