hydatid

noun
hy·​da·​tid | \ ˈhī-də-təd How to pronounce hydatid (audio) , -ˌtid \

Definition of hydatid

: the larval cyst of a tapeworm (genus Echinococcus) occurring as a fluid-filled sac containing daughter cysts in which scolices develop

First Known Use of hydatid

1683, in the meaning defined above

History and Etymology for hydatid

Greek hydatid-, hydatis watery cyst, from hydat-, hydōr

Keep scrolling for more

Learn More About hydatid

Time Traveler for hydatid

Time Traveler

The first known use of hydatid was in 1683

See more words from the same year

Dictionary Entries Near hydatid

hydathode

hydatid

Hydatina

See More Nearby Entries 

Statistics for hydatid

Cite this Entry

“Hydatid.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/hydatid. Accessed 17 Sep. 2021.

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

Keep scrolling for more

More Definitions for hydatid

hydatid

noun
hy·​da·​tid | \ ˈhīd-ə-təd, -ˌtid How to pronounce hydatid (audio) \

Medical Definition of hydatid

1 : the larval cyst of a tapeworm of the genus Echinococcus that usually occurs as a fluid-filled sac containing daughter cysts in which scolices develop but that occasionally forms a proliferating spongy mass which actively metastasizes in the host's tissues

called also hydatid cyst

— see echinococcus sense 1
2a : an abnormal cyst or cystic structure especially : hydatidiform mole

WORD OF THE DAY

Test Your Vocabulary

Difficult Spelling Words Quiz

  • alphabet pasta spelling help
  • Which is the correct spelling?
Spell It

Can you spell these 10 commonly misspelled words?

TAKE THE QUIZ
 AlphaBear 2

Spell words. Make bears.

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!