SINCE 1828
dictionary
thesaurus
view recents

argulus

noun
Save Word
ar·​gu·​lus | \ ˈärgyələs \

Definition of argulus

1 capitalized : a common genus of fish lice including forms highly destructive to goldfish and related forms
2 plural arguli\ -​ˌlī \ : a fish louse of the genus Argulus : carp louse

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 argulus

New Latin, from Argus, mythological being + New Latin -ulus

Keep scrolling for more

Learn More About argulus

Dictionary Entries Near argulus

argufy

argulus

argument

See More Nearby Entries 

Statistics for argulus

Cite this Entry

“Argulus.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/argulus. Accessed 26 Sep. 2021.

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

WORD OF THE DAY

dedication

Listen to the pronunciation of dedication

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?
True or False

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

TAKE THE QUIZ
Universal Daily Crossword

A daily challenge for crossword fanatics.

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