Hydatid
Hydatid Hy"da*tid, n. [Gr. ?, ?, a watery vesicle under the upper eyelid, fr. "y`dwr, "y`datos, water: cf. F. hydatide.] (Zo["o]l.) A membranous sac or bladder filled with a pellucid fluid, found in various parts of the bodies of animals, but unconnected with the tissues. It is usually formed by parasitic worms, esp. by larval tapeworms, as Echinococcus and C[oe]nurus. See these words in the Vocabulary. [1913 Webster]

{Hydatid of Morgagni} (Anat.), one of the small pedunculated bodies found between the testicle and the head of the epididymis, and supposed to be a remnant of the M["u]llerian duct. [1913 Webster]


The Collaborative International Dictionary of English. 2000.

Look at other dictionaries:

  • Hydatid — can refer to:* Echinococcosis * Hydatid of Morgagni …   Wikipedia

  • hydatid — [hī′dətid΄] n. [Gr hydatis (gen. hydatidos), watery vesicle < base of hydōr, WATER] a cyst containing watery fluid and the larvae of certain tapeworms (esp. genus Echinococcus), found in the body tissue, esp. the liver, of many animals adj. of …   English World dictionary

  • hydatid — 1. SYN: h. cyst. 2. A vesicular structure resembling an Echinococcus cyst. [G. hydatis, a drop of water, a hyatid] Morgagni h. SYN: vesicular appendages of epoophoron, under appendage. nonpedunculated h. SYN: appendix of …   Medical dictionary

  • hydatid — n. a bladder like cyst formed in various human tissues following the growth of the larval stage of an Echinococcus tapeworm. E. granulosus produces a single large fluid filled cyst, called unilocular hydatid, which gives rise internally to… …   The new mediacal dictionary

  • hydatid — /huy deuh tid/, Pathol. n. 1. a cyst with watery contents that is produced in humans and animals by a tapeworm in the larval state; cysticerus. 2. a cystic vestige of an embryonic feature. adj. 3. Also, hydatidinous. of or pertaining to a hydatid …   Universalium

  • hydatid — hy•da•tid [[t]ˈhaɪ də tɪd[/t]] n. 1) pat a cyst with watery contents that is produced by a tapeworm larva, esp. of the genus Echinococcus[/ex] 2) pat a cystic vestige of an embryonic feature 3) pat Also, hy da•tid′i•nous. of or pertaining to a… …   From formal English to slang

  • hydatid —   n. fluid filled cyst, especially containing tape worm larva.    ♦ hydatidinous, a.    ♦ hydatiform, a. like a hydatid.    ♦ hydatigenous, a. producing hydatid …   Dictionary of difficult words

  • hydatid — Cysticerce Cys ti*cerce (s?s t? s?rs), Cysticercus Cys ti*cer cus ( s?r k?s), n. [NL. cysticercus, fr. Gr. ???? bladder + ke rkos tail: cf. F. cysticerque.] (Zo[ o]l.) The larval form of a tapeworm, having the head and neck of a tapeworm attached …   The Collaborative International Dictionary of English

  • hydatid — noun Etymology: Greek hydatid , hydatis watery cyst, from hydat , hydōr Date: 1683 the larval cyst of a tapeworm (genus Echinococcus) occurring as a fluid filled sac containing daughter cysts in which scolices develop …   New Collegiate Dictionary

  • hydatid — noun A cyst due to infection by larvae of some species of the tapeworm Echinococcus …   Wiktionary

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