hydatid

noun
hy·​da·​tid | \ˈhī-də-təd, -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

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The first known use of hydatid was in 1683

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More Definitions for hydatid

hydatid

noun
hy·​da·​tid | \ˈhīd-ə-təd, -ˌtid \

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

b : hydatid disease

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