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asteroid Synonyms

Another word for asteroid

Choosing another word for asteroid depends on context, so the synonyms and similar words below are separated across 3 exact definitions and ranked by match strength.
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• noun (Context 1)

A small rocky or metallic celestial body orbiting the Sun, found especially in the main belt between the orbits of Mars and Jupiter.

Usage Example

"Astronomers are tracking a newly discovered planetoid as it passes safely beyond the Moon's orbit."

Strongest
planetoid
minor planet

• noun (Context 2)

Any marine echinoderm of the class Asteroidea, inhabiting ocean floors worldwide and characterized by a central disk and typically five or more radiating arms; a starfish.

Strongest
starfish
sea star

• adjective (Context 3)

Star-shaped, or radiating outward like the points of a star.

Usage Example

"The pathologist noted small star-shaped bodies within the giant cells under the microscope."

Strongest
star-shaped
stellate
Strong
radial

• Nearby Words

aster
asterisk
astern
asteroid
asthma
asthmatic
asthmatically

Cite this Entry

Wordmom. (2026). Synonyms for Asteroid. In Wordmom Thesaurus. Retrieved Nov 5, 2026, from https://wordmom.com/synonyms/asteroid
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