Planetoid

usgb/ˈplænɪtɔɪd/
noun

A small celestial body that orbits the sun, similar to a planet but smaller and lacking the necessary mass to be classified as a planet.

The scientist discovered a new planetoid in the asteroid belt.
Visual representation of "planetoid" - A small celestial body that orbits the sun, similar to a planet but smaller and lacking the necessary mass to be classified as a planet.

Often appears as...

  • small celestial body
  • dwarf planet

Usage tips

Neutral

Small celestial bodies, asteroid, dwarf planet

Definition 1 of 2
Visual representation of "planetoid"
LampPro Tip 1/3

Astronomical context

Understand the use of the term in a scientific context.

Illustration for Astronomical context
The word 'planetoid' is often used in discussions about space exploration.
LampPro Tip 2/3

Differentiating terms

Learn to distinguish between 'planetoid', 'asteroid', and 'dwarf planet' for clearer communication.

Illustration for Differentiating terms
'Planetoid' is often confused with 'asteroid'. Both refer to small celestial bodies, but 'planetoid' can also refer to other similar objects.
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Emotional connotation

Consider the wonder and curiosity associated with exploring planetoids and other celestial bodies.

Illustration for Emotional connotation
The term often evokes a sense of exploration and discovery in the scientific community.
Visual representation of the word "Planetoid"

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