polycystidanadj.n.

Origin: A borrowing from Greek, combined with English elements; partly modelled on a Latin lexical item. Etymons: poly- comb. form, Greek κύστις , -idan suffix.

Etymology: < poly- comb. form + ancient Greek κύστις bladder (see cyst n.) + -idan suffix. In senses A. 1 and B. 1 after scientific Latin Polycystida, former family name. In senses A. 2 and B. 2 after scientific Latin Polycystidea (see polycystid n.).

Zoology. rare. Apparently only attested in dictionaries or glossaries.

A. adj.

†1. Of, relating to, or designating polycystine radiolarians of the former family Polycystida, whose central capsule has several chambers. Obsolete.

ΚΠ

1890 Cent. Dict. Polycystidan, a., of or pertaining to the Polycystida.

2. = polycystid adj. Now disused.

ΚΠ

1907 N.E.D. Polycystidan, belonging to the Polycystidea; as sb. one of these.

B. n.

†1. A radiolarian of the former family Polycystida. Obsolete.

ΚΠ

1890 Cent. Dict. Polycystidan, n., a member of the Polycystida.

2. = polycystid n. Now disused.

ΘΚΠ

the world > animals > invertebrates > protozoa > class Sporozoa > subclass Teleosporidia > [noun] > order Gregarinida > member of > member of suborder Polycystidea

polycystid1888

polycystidan1907

1907 N.E.D. Polycystidan, belonging to the Polycystidea; as sb. one of these.

This entry has been updated (OED Third Edition, September 2006; most recently modified version published online June 2021).

单词	polycystidan
释义	polycystidanadj.n. Origin: A borrowing from Greek, combined with English elements; partly modelled on a Latin lexical item. Etymons: poly- comb. form, Greek κύστις , -idan suffix. Etymology: < poly- comb. form + ancient Greek κύστις bladder (see cyst n.) + -idan suffix. In senses A. 1 and B. 1 after scientific Latin Polycystida, former family name. In senses A. 2 and B. 2 after scientific Latin Polycystidea (see polycystid n.). Zoology. rare. Apparently only attested in dictionaries or glossaries. A. adj. †1. Of, relating to, or designating polycystine radiolarians of the former family Polycystida, whose central capsule has several chambers. Obsolete. ΚΠ 1890 Cent. Dict. Polycystidan, a., of or pertaining to the Polycystida. 2. = polycystid adj. Now disused. ΚΠ 1907 N.E.D. Polycystidan, belonging to the Polycystidea; as sb. one of these. B. n. †1. A radiolarian of the former family Polycystida. Obsolete. ΚΠ 1890 Cent. Dict. Polycystidan, n., a member of the Polycystida. 2. = polycystid n. Now disused. ΘΚΠ the world > animals > invertebrates > protozoa > class Sporozoa > subclass Teleosporidia > [noun] > order Gregarinida > member of > member of suborder Polycystidea polycystid1888 polycystidan1907 1907 N.E.D. Polycystidan, belonging to the Polycystidea; as sb. one of these. This entry has been updated (OED Third Edition, September 2006; most recently modified version published online June 2021). < adj.n.1890
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