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hydatid Line breaks: hyda|tid
Pronunciation: /ˈhʌɪdətɪd/

Definition of hydatid in English:


1A cyst containing watery fluid, in particular one formed by and containing a tapeworm larva: [as modifier]: a hydatid cyst
More example sentences
  • Most hydatid cysts develop in the liver, and most of them are asymptomatic at the time of diagnosis.
  • However, a developing hydatid cyst up to 5 cm in diameter may not show scolices as they appear about 1 year after infestation.
  • Definitive diagnosis is made by identifying the hydatid cyst that is usually first detected by radiologic studies.


Late 17th century: from modern Latin hydatis, from Greek hudatis, hudatid- 'watery vesicle', from hudōr, hudat- 'water'.

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