Holothuria

noun
Hol·​o·​thu·​ria | \ ˌhälōˈthu̇rēə, ˌhōl-\

Definition of Holothuria

1 : a Linnaean genus containing various rather wormlike aquatic animals (as some gephyreans and holothurians) originally thought to be modified mollusks
2 : a large cosmopolitan genus of holothurians that is the type of the family Holothuriidae and is characterized by the presence of scattered more or less papillate pedicels — compare trepang

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 Holothuria

New Latin, from Latin, a water polyp, from Greek holothourion

Keep scrolling for more

Comments on Holothuria

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

WORD OF THE DAY

a usually brief trip or an expedition

Get Word of the Day daily email!

Test Your Vocabulary

Summer 2019 Words of the Day Quiz

  • a-bowl-of-peach-sorbet-with-cut-peaches-next-to-it
  • Which is a synonym of desideratum?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
Dictionary Devil

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!