Geastrum

noun
Ge·as·trum | \ jēˈastrəm \

Definition of Geastrum 

: a genus (the type of the family Geastraceae) of basidiomycetous fungi having the outer peridium when dry splitting into starlike segments — compare earthstar

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 Geastrum

New Latin, from ge- + -astrum (from Greek astēr star)

Keep scrolling for more

Learn More about Geastrum

Dictionary Entries near Geastrum

gearwheel

geason

Geaster

Geastrum

Geat

gebang

gebanga

Statistics for Geastrum

Look-up Popularity

Comments on Geastrum

What made you want to look up Geastrum? Please tell us where you read or heard it (including the quote, if possible).

WORD OF THE DAY

a magnificent or impressive array

Get Word of the Day daily email!

Test Your Vocabulary

Name that Food Quiz

True or False

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

TAKE THE QUIZ
Word Winder's CrossWinder

Test Your Knowledge - and learn some interesting things along the way.

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!