Acraspeda
A*cras"pe*da\, n. pl. [NL., fr. Gr. 'a priv. + ? border.] (Zo["o]l.) A group of acalephs, including most of the larger jellyfishes; the Discophora.| a fool or simpleton; ninny. |
| a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison. |
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