† meconidiumn.

Inflections: Plural meconidia.

Origin: A borrowing from Greek, combined with an English element. Etymons: Greek μήκων , -idium comb. form.

Etymology: < ancient Greek μήκων poppy (see meconium n.) + -idium comb. form. N.E.D. (1906) gives the pronunciation as (mīkoni·diɒ̆m) /miːkəʊˈnɪdɪəm/.

Zoology. Obsolete.

A type of gonophore found in certain hydroid coelenterates, said to resemble a poppy capsule.

ΘΚΠ

the world > animals > invertebrates > subkingdom Metazoa > grade Diploblastica > phylum Coelenterata > [noun] > class Hydrozoa > member of order Hydroidea > gonophore

meconidium1849

hydra1865

1849 G. J. Allman in Ann. & Mag. Nat. Hist. 4 137 The extra-capsular medusiform sporosacs (‘meconidia’) of Laomedea.

1871 G. J. Allman Monogr. Gymnoblastic Hydroids Introd. p. xvi Meconidium, peculiar sporosacs, somewhat resembling a poppy capsule in form.

1884 Riverside Nat. Hist. (1888) I. 85 The cavity of the blastostyle is directly continuous with a central cavity in this meconidium.

This entry has been updated (OED Third Edition, June 2001; most recently modified version published online December 2018).

单词	meconidium
释义	† meconidiumn. Inflections: Plural meconidia. Origin: A borrowing from Greek, combined with an English element. Etymons: Greek μήκων , -idium comb. form. Etymology: < ancient Greek μήκων poppy (see meconium n.) + -idium comb. form. N.E.D. (1906) gives the pronunciation as (mīkoni·diɒ̆m) /miːkəʊˈnɪdɪəm/. Zoology. Obsolete. A type of gonophore found in certain hydroid coelenterates, said to resemble a poppy capsule. ΘΚΠ the world > animals > invertebrates > subkingdom Metazoa > grade Diploblastica > phylum Coelenterata > [noun] > class Hydrozoa > member of order Hydroidea > gonophore meconidium1849 hydra1865 1849 G. J. Allman in Ann. & Mag. Nat. Hist. 4 137 The extra-capsular medusiform sporosacs (‘meconidia’) of Laomedea. 1871 G. J. Allman Monogr. Gymnoblastic Hydroids Introd. p. xvi Meconidium, peculiar sporosacs, somewhat resembling a poppy capsule in form. 1884 Riverside Nat. Hist. (1888) I. 85 The cavity of the blastostyle is directly continuous with a central cavity in this meconidium. This entry has been updated (OED Third Edition, June 2001; most recently modified version published online December 2018). < n.1849
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