sun star: meaning, definition, pronunciation and examples
C2Technical (marine biology), occasionally informal/poetic (astronomy).
Quick answer
What does “sun star” mean?
A specific marine echinoderm of the genus Solaster or Crossaster, characterized by a central disc with many arms (typically 7–13), resembling a sunburst or star.
Audio
Pronunciation
Definition
Meaning and Definition
A specific marine echinoderm of the genus Solaster or Crossaster, characterized by a central disc with many arms (typically 7–13), resembling a sunburst or star.
An animal commonly known as a starfish or sea star with an unusually high number of arms radiating from a central body. The term can sometimes be used poetically or descriptively in astronomy to refer to our Sun as a star, but this is a literal phrase, not a compound term.
Dialectal Variation
British vs American Usage
Differences
No significant difference in the marine biological sense. The poetic/metaphorical use for the Sun is equally rare in both varieties.
Connotations
Primarily evokes marine life imagery. The astronomical connotation is rare and would require explicit context.
Frequency
Very low frequency in both dialects, confined to specialized contexts or descriptive language.
Grammar
How to Use “sun star” in a Sentence
The [ADJ] sun star [VERB].A sun star of the genus [NOUN].It looks like a sun star.Vocabulary
Collocations
Usage
Meaning in Context
Business
Not used.
Academic
Used in marine biology texts and field guides to describe specific echinoderms.
Everyday
Rare. Might be used by beachcombers, snorkelers, or in nature documentaries.
Technical
Standard common name in marine biology/zoology for species in the Solasteridae family.
Vocabulary
Synonyms of “sun star”
Strong
Neutral
Weak
Vocabulary
Antonyms of “sun star”
Watch out
Common Mistakes When Using “sun star”
- Using 'sun star' to refer to any starfish.
- Writing it as one word ('sunstar') in formal biological contexts (though common in informal naming).
- Confusing it with 'sunflower star' (a different, larger species).
FAQ
Frequently Asked Questions
No. 'Sun star' refers specifically to starfish species with a high number of arms (often 7-13) from genera like Solaster. It is a type of starfish, but not all starfish are sun stars.
Only in a very explicit, descriptive, or poetic context, e.g., 'Our local sun star provides all our energy.' It is not a standard astronomical term; the standard terms are 'the Sun' or 'our star'.
In formal marine biology, it is typically written as two words ('sun star'). However, in common names and informal contexts, it is often compounded ('sunstar'), e.g., the 'Common Sunstar'.
They are found in cold to temperate waters of the Northern Hemisphere, particularly in the North Atlantic and North Pacific oceans, often on rocky or sandy seabeds.
A specific marine echinoderm of the genus Solaster or Crossaster, characterized by a central disc with many arms (typically 7–13), resembling a sunburst or star.
Sun star is usually technical (marine biology), occasionally informal/poetic (astronomy). in register.
Sun star: in British English it is pronounced /ˈsʌn ˌstɑː(r)/, and in American English it is pronounced /ˈsʌn ˌstɑːr/. Tap the audio buttons above to hear it.
Phrases
Idioms & Phrases
- “None”
Learning
Memory Aids
Mnemonic
Imagine a STAR with so many arms it looks like the rays of the SUN: a SUN STAR.
Conceptual Metaphor
NATURAL FORM IS CELESTIAL BODY (the starfish's shape is metaphorically the sun).
Practice
Quiz
In which field is the term 'sun star' a specific technical term?