planetoid

play
noun plan·et·oid \ˈpla-nə-ˌtȯid\

Definition of planetoid

  1. :  a small body resembling a planet; especially :  asteroid

planetoidal

play \ˌpla-nə-ˈtȯi-dəl\ adjective

Recent Examples of planetoid from the Web

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'planetoid'. Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

First Known Use of planetoid

1803


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