SINCE 1828
dictionary
thesaurus
view recents

white fungus

noun
Save Word
variants: or white fungus disease

Definition of white fungus

1 : a disease of fishes caused by a fungus (Saprolegnia ferox) and characterized by a white coating of hyphae especially on peripheral parts (as fins)
2 : a disease of insects caused by a fungus of the genus Beauveria — compare calcino

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!

Learn More About white fungus

Dictionary Entries Near white fungus

white frost

white fungus

white gall

See More Nearby Entries 

Statistics for white fungus

Cite this Entry

“White fungus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/white%20fungus. Accessed 21 Oct. 2021.

Style: MLA
MLACheck Mark Icon ChicagoCheck Mark Icon APACheck Mark Icon Merriam-WebsterCheck Mark Icon
Seen & Heard
People are talking about

WORD OF THE DAY

untoward

Listen to the pronunciation of untoward

See Definitions and Examples »

Test Your Vocabulary

Dog Words Quiz

  • shiba puppy more or less demanding cuddles
  • Which of the following animals has a dog in its etymology?
Name That Thing

Test your visual vocabulary with our 10-question challenge!

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