acephalocyst

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US/ɑˈsɛfəloʊsɪst/US/əˈsɛfəloʊsɪst/

noun

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.

OriginAncient Greek ἀκέφαλος →
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Meanings

nounacephalocyst (plural acephalocysts)

plural acephalocysts

  1. biologyA 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.

Origin

  1. Ancient Greekἀκέφαλος“headless”
  2. Englishacephalocyst

From Ancient Greek ἀκέφαλος (aképhalos, “headless”) + κύστις (kústis, “bladder”).

More words from Ancient Greek

Full word history & related roots →

Translations

Esperanto acefalocisto
  • acefalocistolarval entozoön
Cite this entry
APA

acephalocyst. (n.d.). In WatkinsX Dictionary. Retrieved November 3, 2026, from https://dictionary.watkinsx.com/word/acephalocyst

MLA

“acephalocyst.” WatkinsX Dictionary, https://dictionary.watkinsx.com/word/acephalocyst. Accessed November 3, 2026.

Chicago

WatkinsX Dictionary, s.v. “acephalocyst,” accessed November 3, 2026, https://dictionary.watkinsx.com/word/acephalocyst.

Source: acephalocyst on Wiktionary, CC BY-SA 4.0.