Meaning of hydatid in English:


Pronunciation /ˈhʌɪdətɪd/


  • 1Medicine
    A cyst containing watery fluid, in particular one formed by and containing a tapeworm larva.

    as modifier ‘a hydatid cyst’
    • ‘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.’
    • ‘On chest radiography, the hydatid cysts were found to be bilateral in two patients.’
    • ‘One of the biggest problems with curing hydatids is that it may go undetected in the body for many years.’
    1. 1.1A tapeworm larva.


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