SINCE 1828
dictionary
thesaurus

Porcellio

noun
Save Word
Por·​cel·​lio | \ pȯrˈselēˌō \

Definition of Porcellio

: an Old World genus of terrestrial isopods that is the type of the family Porcellionidae and includes one form (P. scaber) which has been introduced into the U.S.

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 Porcellio

New Latin Porcellion-, Porcellio, from Latin, wood louse, sow bug, from porcellus little pig, diminutive of porcus pig

Learn More About Porcellio

Dictionary Entries Near Porcellio

porcellanite

Porcellio

Porcellionidae

See More Nearby Entries 

Statistics for Porcellio

Cite this Entry

“Porcellio.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/Porcellio. Accessed 19 May. 2022.

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

WORD OF THE DAY

kibosh

Listen to the pronunciation of kibosh

See Definitions and Examples »

Test Your Vocabulary

Which Word Does Not Belong?

  • one green toy robot amidst many red toy robots
  • Which of these words does not mean "nonsense"?
Spell It

Can you spell these 10 commonly misspelled words?

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