trans-Nep·tu·ni·an object 
(trăns′nĕp-tnē-ən, -ty-, trănz′-)
(trăns′nĕp-tnē-ən, -ty-, trănz′-)n. Abbr. TNO
A celestial object that orbits the sun at a greater distance on average than Neptune.
| 单词 | trans-Neptunian object |
| 释义 | trans-Nep·tu·ni·an object (trăns′nĕp-tnē-ən, -ty-, trănz′-)n. Abbr. TNO A celestial object that orbits the sun at a greater distance on average than Neptune. |
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