D defs.my
Entry 1 sense Webster, 1913

Acephalocyst

· A·ceph·a·lo·cyst · IPA /ɑˈsɛfəloʊsɪst/
01 n. A larval entozoön in the form of a subglobular or oval vesicle, or hydatid, filled with fluid, sometimes found in the tissues of man and th…
  1. 1.
    A larval entozoön 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.(Zool.)