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polycystidea |
1 definition found From Webster's Revised Unabridged Dictionary (1913) [web1913]: Polycystidea \Pol`y*cys*tid"e*a\, n. pl [NL. See {Poly-}, and {Cystidea}.] (Zo["o]l.) A division of Gregarin[ae] including those that have two or more internal divisions of the body.