planetoid

[plan-i-toid]

noun

Astronomy.

1. asteroid.

planetoid

/ ˈplænɪˌtɔɪd /

noun

1. another name for asteroid

planetoid

1. See asteroid

Other Word Forms

• planetoidal adjective

Word History and Origins

Origin of planetoid¹

First recorded in 1795–1805; planet + -oid

Example Sentences

The study calculated how large a hollow planetoid could be without collapsing in on itself, and the likelihood of a primordial black hole passing through an object on Earth.

Read more on Science Daily

And those little planetoids around me are real objects; they’re not projections.

Read more on National Geographic

Needless to say, this means that planetoid Farfarout's journey around the sun is very different from Earth's.

Read more on Salon

From the bite-sized planetoids of Galaxy to the hakoniwa-inspired worlds of Odyssey, the Kyoto game maker has never settled on just one formula.

Read more on The Verge

Galaxy Lamps has a sphere that looks like a planetoid.

Read more on Washington Times

Related Words

• asteroid 
• earth 
• globe 
• sphere 
• world