Daily Almanac for
Nov 30, 2009
Search: Infoplease Info search tips
Search: Biographies Bio search tips

Dictionary


planet X



Pronunciation: (eks), [key] Astron.
a tenth planet beyond the orbit of Pluto whose existence has been hypothesized but not confirmed.

Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.

planet-struckplanform
    • Cite
    • Print
    • Bookmark

 

Related Content