SINCE 1828
dictionary
thesaurus
view recents

euaster

noun
Save Word
eu·​aster | \ (ˈ)yü¦(w)+- \

Definition of euaster

: a sponge spicule in the shape of a modified aster in which the rays meet at a common center — compare streptaster

Love words?

You must — there are over 200,000 words in our free online dictionary, but you are looking for one that’s only in the Merriam-Webster Unabridged Dictionary.

Start your free trial today and get unlimited access to America's largest dictionary, with:

  • More than 250,000 words that aren't in our free dictionary
  • Expanded definitions, etymologies, and usage notes
  • Advanced search features
  • Ad free!

History and Etymology for euaster

New Latin, from eu- + aster

Keep scrolling for more

Learn More About euaster

Dictionary Entries Near euaster

euascomycetous

euaster

eubacterium

See More Nearby Entries 

Statistics for euaster

Cite this Entry

“Euaster.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/euaster. Accessed 1 Aug. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon

WORD OF THE DAY

pulchritude

Listen to the pronunciation of pulchritude

See Definitions and Examples »

Test Your Vocabulary

Difficult Spelling Words Quiz

  • alphabet pasta spelling help
  • Which is the correct spelling?
True or False

Test your knowledge - and maybe learn something along the way.

TAKE THE QUIZ
Typeshift

Anagram puzzles meet word search.

TAKE THE QUIZ
Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!

Words at Play
Ask the Editors
Word Games