| Part of Speech | Definition | |
| Noun | 1. A larval entozoon in the form of a subglobular or oval vesicle, or hydatid, filled with fluid, sometimes found in the tissues of man and the lower animals; -- so called from the absence of a head or visible organs on the vesicle. These cysts are the immature stages of certain tapeworms. Also applied to similar cysts of different origin.[Websters]. | |
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Date "ACEPHALOCYST" was first used in popular English literature: sometime before 1914. (references) |
| Etymology:Acephalocyst \A*ceph"a*lo*cyst\, noun. [from Greek expression 'ake`falos without head ky`stis bladder.]. (references) |
